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United States Department of Agriculture

Agricultural Research Service

Related Topics

Research Project: Strategies to Improve Heifer Selection and Heifer Development

Location: Nutrition and Environmental Management Research

Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)

Effect of antral follicle count (AFC) in beef heifers on in vitro fertilization/production (IVF/IVP) - (Abstract Only)
(04-Aug-16)
Changes in ovarian function associated with circulating concentrations of estradiol prior to a GnRH-induced ovulation in beef cows - (Peer Reviewed Journal)
(01-Jun-16)
A comparison of ovarian follicular and luteal cell gene expression profiles provides insight into cellular identities and functions - (Abstract Only)
(06-Mar-16)
Influence of ovarian reserves in beef heifers on uterine morphometry and function - (Abstract Only)
Cushman, R.A., Tenley, S.C., Soares, E.M., McNeel, A.K., Chase, C.C., Vallet, J.L., Wood, J.R., Perry, G.A., Cupp, A.S. 2016. Influence of ovarian reserves in beef heifers on uterine morphometry and function [abstract]. Society for the Study of Reproduction Annual Meeting. Abstract #278 (Scientific Program p. 181).Available: http://www.ssr.org/sites/ssr.org/files/uploads/attachments/node/320/2016_ssr_abstracts.pdf
A portion of heifers attaining “early puberty” do not display estrus, are anovulatory and have altered sex hormone binding globulin concentrations - (Abstract Only)
Tenley, S., Summers, A., Spuri-Gomes, R., Abedal-Majed, M.A., Bergman, J., Kurz, S., Wood, J., Cushman, R.A., Cupp, A.S. 2016. A portion of heifers attaining “early puberty” do not display estrus, are anovulatory and have altered sex hormone binding globulin concentrations [abstract]. Society for the Study of Reproduction Annual Meeting. Abstract #533 (Scientific Program p. 181). Available: http://www.ssr.org/sites/ssr.org/files/uploads/attachments/node/320/2016_ssr_abstracts.pdf
Effect of diet on ability of Vascular Endothelial Growth Factor A (VEGFA) isoforms to alter follicular progression in bovine ovarian cortical cultures - (Abstract Only)
(02-Mar-16)
Prevalence of non-Tritrichomonas foetus trichomonads in preputial samples from Nebraska beef bulls - (Abstract Only)
(05-Feb-16)
Where we've been and where we're going on heifer selection - (Trade Journal)
Cushman, R.A. 2016. Where we've been and where we're going on heifer selection. Progressive Cattleman. February:71-73.
Fetal and postnatal nutritional programming of reproductive performance in ruminants - (Abstract Only)
Cushman, R.A., Soares, E.M., Abedal-Majed, M., Cupp, A.S., Perry, G.A., Freetly, H.C. 2016. Fetal and postnatal nutritional programming of reproductive performance in ruminants [abstract]. Journal of Animal Science. 94(Supplement 2):147.
Impact of initiating a fixed-time AI program on herd calving date and weaning weight - (Abstract Only)
Quail, L.K., Cushman, R.A., Perry, G.A. 2016. Impact of initiating a fixed-time AI program on herd calving date and weaning weight [abstract]. Journal of Animal Science. 94(Supplement 2):183.
Relationship between ovarian reserve and preovulatory estradiol during a fixed-time AI protocol in beef heifers - (Abstract Only)
Soares, E.M., Cushman, R.A., Northrop, E.J., Larimore, E.L., Perry, G.A. 2016. Relationship between ovarian reserve and preovulatory estradiol during a fixed-time AI protocol in beef heifers [abstract]. Journal of Animal Science. 94(Supplement 2):144.
Use of an electronic activity detection system to characterize estrus activity in crossbred beef heifers differing in follicle number - (Abstract Only)
Cushman, R.A., Tenley, S.C., Soares, E.M., McNeel, A.K., Gomes, R.S., Tait Jr, R.G., Cupp, A.S., Kuehn, L.A., Snelling, W.M., Thallman, R.M., Perry, G.A., Chase, C.C. 2016. Use of an electronic activity detection system to characterize estrus activity in crossbred beef heifers differing in follicle number [abstract]. Journal of Animal Science. 94(Supplement 2):152.
Use of ultrasonography to make reproductive management decisions - (Literature Review)
Perry, G.A., Cushman, R.A. 2016. Use of ultrasonography to make reproductive management decisions. Professional Animal Scientist. 32(2):154-161.
Postweaning nutritional programming of ovarian development in beef heifers     Reprint Icon - (Peer Reviewed Journal)
Amundson, O.L., Fountain, T.H., Larimore, E.L., Richardson, B.N., McNeel, A.K., Wright, E.C., Keisler, D.H., Cushman, R.A., Perry, G.A., Freetly, H.C. 2015. Postweaning nutritional programming of ovarian development in beef heifers. Journal of Animal Science. 93(11):5232-5239. doi: 10.2527/jas2015-9067
In vitro fertilization (IVF) using semi-defined culture conditions from low or high antral follicle count pubertal beef heifers - (Abstract Only)
Chase Jr., C.C., Cushman, R.A., McNeel, A.K., Amundson, O.L., Perry, G.A., Tenley, S.C., Wood, J.R., Cupp, A.S., Vallet, J.L., Miles, J.R. 2016. In vitro fertilization (IVF) using semi-defined culture conditions from low or high antral follicle count pubertal beef heifers. Reproduction, Fertility and Development. 28(1-2):221.
Applying ultrasonographic evaluation of antral follicle count to improve reproductive management in heifers - (Literature Review)
Cushman, R.A., McNeel, A.K., Souza, J.C., Britt, J.H. 2015. Applying ultrasonographic evaluation of antral follicle count to improve reproductive management in heifers. Clinical Theriogenology. 7(3):223-227.
Mechanisms influencing establishment of the ovarian reserve in heifers - (Literature Review)
Cushman, R.A., McNeel, A.K., Souza, J.C., Echternkamp, S.E., Britt, J.H., Freetly, H.C. 2015. Mechanisms influencing establishment of the ovarian reserve in heifers. Clinical Theriogenology. 7(3):229-233.
Influence of puberty and antral follicle count on calving day in crossbred beef heifers     Reprint Icon - (Peer Reviewed Journal)
McNeel, A.K., Cushman, R.A. 2015. Influence of puberty and antral follicle count on calving day in crossbred beef heifers. Theriogenology. 84:1061-1066.
Granulosa cell cycle regulation and steroidogenesis in a high androstenedione follicular microenvironment - (Abstract Only)
Romereim, S., Summers, A.F., Pohlmeier, B.E., McFee, R.M., Spuri-Gomes, R., Kurz, S.G., McNeel, A.K., Cushman, R.A., Davis, J.S., Wood, J.R., Cupp, A.S. 2015. Granulosa cell cycle regulation and steroidogenesis in a high androstenedione follicular microenvironment [abstract]. Society for the Study of Reproduction Annual Meeting. p. 245.
Vascular Endothelial Growth Factor A 165 (VEGFA165), angiogenic isoform, promotes while VEGFA165b antagonizes VEGFA165 stimulated follicular progression in bovine ovarian cortical pieces cultured from pre-pubertal heifers - (Abstract Only)
Abedal-Majed, M.A., Manamage, M.P., Vinton, R.J., Cushman, R.A., McNeel, A.K., Freetly, H.C., Wood, J.R., Cupp, A.S. 2015. Vascular Endothelial Growth Factor A 165 (VEGFA165), angiogenic isoform, promotes while VEGFA165b antagonizes VEGFA165 stimulated follicular progression in bovine ovarian cortical pieces cultured from pre-pubertal heifers [abstract]. Society for the Study of Reproduction Annual Meeting. p. 246.
Factors affecting pregnancy rates after ovum pick up-derived embryo transfer in lactating Holstein recipients under tropical conditions     Reprint Icon - (Peer Reviewed Journal)
Pinto, T.L., Nogueira, M.B., Sales, J.S., Carvalho, R.R., Cushman, R.A., Souza, J.C. 2015. Factors affecting pregnancy rates after ovum pick up-derived embryo transfer in lactating Holstein recipients under tropical conditions. Science and Agrotechnology of Lavras. 39(5):498-505.
Use of ultrasonography to make management decisions - (Abstract Only)
Perry, G.A., Amundson, O.L., Cushman, R.A. 2015. Use of ultrasonography to make management decisions [abstract]. Journal of Animal Science. 93 (Supplement s3):512.
Differences in antral follicle counts in pubertal Angus heifers are associated with differences in the uterine transcriptome during the late luteal phase - (Abstract Only)
(20-Mar-15)
Impact of maternal nutritional level on progeny ovarian development and fertility in cattle - (Abstract Only)
Echternkamp, S.E., Cushman, R.A. 2015. Impact of maternal nutritional level on progeny ovarian development and fertility in cattle [abstract]. Society for the Study of Reproduction Annual Meeting. pp. 133.
In vitro fertilization (IVF) from low or high antral follicle count pubertal beef heifers using semi-defined culture conditions - (Abstract Only)
Chase Jr., C.C., Cushman, R.A., McNeel, A.K., Wright-Johnson, E.C., Amundson, O.L., Larimore, E.L., Richardson, B.N., Perry, G.A., Tenley, S.C., Wood, J.R., Cupp, A.S., Vallet, J.L., Sypherd, D.D., Miles, J.R. 2015. In vitro fertilization (IVF) from low or high antral follicle count pubertal beef heifers using semi-defined culture conditions [abstract]. Journal of Animal Science. 93 (Supplement s3):424.
Influence of estrus expression prior to fixed-time AI on embryo survival to maternal recognition of pregnancy - (Abstract Only)
Northrop, E.J., Amundson, O.L., Richardson, B.N., McNeel, A.K., Cushman, R.A., Perry, G.A. 2015. Influence of estrus expression prior to fixed-time AI on embryo survival to maternal recognition of pregnancy [abstract]. Journal of Animal Science. 93 (Supplement s3):232.
Association between circulating blood or plasma urea nitrogen concentrations and reproductive efficiency in beef heifers and cows - (Abstract Only)
Gunn, P.J., Lundberg, A.L., Cushman, R.A., Freetly, H.C., Amundson, O.L., Walker, J.A., Perry, G.A. 2015. Association between circulating blood or plasma urea nitrogen concentrations and reproductive efficiency in beef heifers and cows [abstract]. Journal of Animal Science. 93 (Supplement s3):88-89.
Post-weaning nutritional programming of ovarian development in beef heifers - (Abstract Only)
Amundson, O.L., Fountain, T.H., Larimore, E.L., Richardson, B.N., McNeel, A.K., Wright-Johnson, E.C., Keisler, D.H., Cushman, R.A., Perry, G.A., Freetly, H.C. 2015. Post-weaning nutritional programming of ovarian development in beef heifers [abstract]. Journal of Animal Science. 93(Supplement 2):169-170.
Relationship between pre-weaning gain, age at puberty, and reproductive tract development in Angus heifers - (Abstract Only)
Cushman, R.A., McNeel, A.K., Wright-Johnson, E.C., Amundson, O.L., Tenley, S.C., Larimore, E.L., Richardson, B.N., Chase, C.C., Perry, G.A., Cupp, A.S. 2015. Relationship between pre-weaning gain, age at puberty, and reproductive tract development in Angus heifers [abstract]. Journal of Animal Science. 92(Supplement 2):22.
A polymorphism in myostatin influences puberty but not fertility in beef heifers, whereas µ-calpain affects first calf birth weight     Reprint Icon - (Peer Reviewed Journal)
Cushman, R.A., Tait Jr, R.G., McNeel, A.K., Forbes, E.D., Amundson, O.L., Lents, C.A., Lindholm-Perry, A.K., Perry, G.A., Wood, J.A., Cupp, A.S., Smith, T.P., Freetly, H.C., Bennett, G.L. 2015. A polymorphism in myostatin influences puberty but not fertility in beef heifers, whereas µ-calpain affects first calf birth weight. Journal of Animal Science. 93(1):117-126.
Effect of increased systemic concentrations of urea nitrogen in crossbred heifers on in vitro fertilization (IVF) - (Abstract Only)
Chase, C.C., Amundson, O.L., Cushman, R.A., Freetly, H.C., McNeel, A.K., Wright-Johnson, E.C., Perry, G.A., Sypherd, D.D., Miles, J.R. 2015. Effect of increased systemic concentrations of urea nitrogen in crossbred heifers on in vitro fertilization (IVF)[abstract]. American Society of Animal Science, Southern Section, January 31-February 3, 2015, Atlanta, GA. p. 30.
Altered theca and cumulus oocyte complex gene expression, follicular arrest and reduced fertility in cows with dominant follicle follicular fluid androgen excess     Reprint Icon - (Peer Reviewed Journal)
Summers, A.F., Pohlmeier, W.E., Sargent, K.M., Cole, B.D., Vinton, R.J., Kurz, S.G., McFee, R.M., Cushman, R.A., Cupp, A.S., Wood, J.R. 2014. Altered theca and cumulus oocyte complex gene expression, follicular arrest and reduced fertility in cows with dominant follicle follicular fluid androgen excess. PLoS One. 9(10):e110683.
Effect of high and low antral follicle count in pubertal beef heifers on in vitro fertilization (IVF) - (Abstract Only)
Chase, Jr., C.C., Wright, E.C., McNeel, A.K., Cushman, R.A., Perry, G.A., Cupp, A.S., Vallet, J.L., Sypherd, D.D., Miles, J.R. 2014. Effect of high and low antral follicle count in pubertal beef heifers on in vitro fertilization (IVF) [abstract]. American Embryo Transfer Association/Canadian Embryo Transfer Association Joint Convention Proceedings, October 6-8, 2014, Middleton, Wisconsin. 49.
Granulosa cell gene expression profiling in cows with divergent follicular fluid concentrations of androgens - (Abstract Only)
Summers, A., Pohlmeier, W., Sargent, K., Kurz, S., McFee, R., McNeel, A.K., Cushman, R.A., Wood, J., Cupp, A. 2014. Granulosa cell gene expression profiling in cows with divergent follicular fluid concentrations of androgens [abstract]. In: Society for the Study of Reproduction, 47th Annual Meeting, 19-23 July 2014, Grand Rapids, MI. Abstract 22.
Defining the lactocrine-sensitive neonatal porcine uterine transcriptome - (Abstract Only)
Rahman, K.M., Camp, M.E., Prasad, N., McNeel, A.K., Levy, S., Bartol, F.F., Bagnell, C.A. 2014. Defining the lactocrine-sensitive neonatal porcine uterine transcriptome [abstract]. In: Society for the Study of Reproduction, 47th Annual Meeting, 19-23 July 2014, Grand Rapids, MI. Abstract No. 485.
Gentic improvement in cattle -- are we sacrificing reproduction in favor of production? - (Literature Review)
Cushman, R.A., McNeel, A.K., Tait Jr, R.G., Lindholm-Perry, A.K., Perry, G.A., Snelling, W.M., Bennett, G.L. 2014. Gentic improvement in cattle -- are we sacrificing reproduction in favor of production?. In: Juengel, J. L., Miyamoto, A., Price, C., Reynolds, L. P., Smith, W. F., and Webb, R., editors. Reproduction in Domestic Ruminants VIII. Leicestershire, England: Context Products Ltd. p. 27-36.
Association of circulating concentrations of estradiol during the preovulatory period and expression of steroidogenic enzymes in beef cows - (Abstract Only)
Larimore, E.L., Amundson, O.L., Bridges, G.A., McNeel, A.K., Cushman, R.A., Perry, G.A. 2014. Association of circulating concentrations of estradiol during the preovulatory period and expression of steroidogenic enzymes in beef cows. In: Juengel, J. L., Miyamoto, A., Price, C., Reynolds, L. P., Smith, M. F., and Webb, R., editors. Reproduction in Domestic Ruminants VIII. Leicestershire, England: Context Products Ltd. p. 610.
Effects of change in body composition on gene expression in the uterine endometrium of beef cattle - (Abstract Only)
Bridges, G.A., Kruse, S.G., McNeel, A.K., Amundson, O.L., Funnell, B.J., Bird, S.L., Cushman, R.A. 2014. Effects of change in body composition on gene expression in the uterine endometrium of beef cattle. In: Juengel, J. L., Miyamoto, A., Price, C., Reynolds, L. P., Smith, M. F., and Webb, R., editors. Reproduction in Domestic Ruminants VIII. Leicestershire, England: Context Products Ltd. p. 554.
Identification of changes in bovine oviductal mRNA expression by RNAseq from animals with high and low circulating estradiol concentrations during timed artificial insemination - (Abstract Only)
Perry, G.A., McNeel, A.K., Cushman, R.A., Gonda, M.G., Perry, B.L. 2014. Identification of changes in bovine oviductal mRNA expression by RNAseq from animals with high and low circulating estradiol concentrations during timed artificial insemination. In: Juengel, J. L., Miyamoto, A., Price, C., Reynolds, L. P., Smith, M. F., and Webb, R., editors. Reproduction in Domestic Ruminants VIII. Leicestershire, England: Context Products Ltd. p. 553.
Microarray studies in high and low RFI cattle reveal a potential role for gonadotropin releasing hormone (GnRH) in regulating feed efficiency - (Abstract Only)
Perkins, S.D., Foradori, C.D., McNeel, A.K., Kriese-Anderson, L.A., Brandebourg, T.D. 2014. Microarray studies in high and low RFI cattle reveal a potential role for gonadotropin releasing hormone (GnRH) in regulating feed efficiency [abstract]. Journal of Animal Science. 92(E-Supplement 2):587-588.
Effects of IL8 and immune cells on the regulation of luteal progesterone secretion     Reprint Icon - (Peer Reviewed Journal)
Talbott, H., Delaney, A., Zhang, P., Yu, Y., Cushman, R.A., Cupp, A.S., Hou, X., Davis, J.S. 2014. Effects of IL8 and immune cells on the regulation of luteal progesterone secretion. Reproduction. 148:21-31.
De novo assembly and identification of unique contigs in the bovine oviduct from animals with high and low circulating estradiol concentrations during timed artificial insemination - (Abstract Only)
McNeel, A.K., Cushman, R.A., Snelling, W.M., Gonda, M.G., Perry, B.L., Perry, G.A. 2014. De novo assembly and identification of unique contigs in the bovine oviduct from animals with high and low circulating estradiol concentrations during timed artificial insemination [abstract]. In: Society for the Study of Reproduction, 47th Annual Meeting, 19-23 July 2014, Grand Rapids, MI. Abstract 245.
Maternal dietary effects on embryonic ovarian development in cattle - (Abstract Only)
Echternkamp, S.E., Eborn, D.R., Cushman, R.A. 2014. Maternal dietary effects on embryonic ovarian development in cattle [abstract]. Journal of Animal Science. 92(E-Supplement 2):678-679.
Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. I. Reproduction and parturition     Reprint Icon - (Peer Reviewed Journal)
Riley, D.G., Chase, C.C., Coleman, S.W., Olson, T.A. 2014. Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. I. Reproduction and parturition. Journal of Animal Science. 92(5):1902-1910.
Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. II. Maternal influence on calf traits, cow weight, and measures of maternal efficiency     Reprint Icon - (Peer Reviewed Journal)
Riley, D.G., Chase, C.C., Coleman, S.W., Olson, T.A. 2014. Evaluation of the Criollo breed Romosinuano as purebred and crossbred cows with Brahman and Angus in Florida. II. Maternal influence on calf traits, cow weight, and measures of maternal efficiency. Journal of Animal Science. 92(5):1911-1919.
Relationship of follicle size and concentrations of estradiol among cows exhibiting or not exhibiting estrus during a fixed-time AI protocol     Reprint Icon - (Peer Reviewed Journal)
Perry, G.A., Swanson, O.L., Larimore, E.L., Perry, B.L., Djira, G.D., Cushman, R.A. 2014. Relationship of follicle size and concentrations of estradiol among cows exhibiting or not exhibiting estrus during a fixed-time AI protocol. Domestic Animal Endocrinology. 48:15-20.
ATF3 Expression in the corpus luteum: possible role in luteal regression     Reprint Icon - (Peer Reviewed Journal)
Mao, D., Hou, X., Talbot, H., Cushman, R., Cupp, A., Davis, J.S. 2013. ATF3 expression in the corpus luteum: possible role in luteal regression. Molecular Endocrinology. 27(12):2066-2079.
Effect of high and low antral follicle count in pubertal beef heifers on IVF - (Abstract Only)
Chase, C.C., Jr., Wright, E.C., McNeel, A.K., Cushman, R.A., Perry, G.A., Cupp, A.S., Vallet, J.L., Sypherd, D.D., Miles, J.R. 2014. Effect of high and low antral follicle count in pubertal beef heifers on IVF. Reproduction, Fertility and Development. 26(1):184 (Abstract #142).
Alternative models in genetic analyses of carcass traits measured by ultrasonography in Guzerá cattle: A Bayesian approach - (Peer Reviewed Journal)
Azevedo, Jr., J., Souza, J.C., Cushman, R.A., Bink, M.C.A.M., Perazza, C.A., Meirelles, S.L., Goncalves, T.M. 2013. Alternative models in genetic analyses of carcass traits measured by ultrasonography in Guzerá cattle: A Bayesian approach. Journal of Agricultural Science 5(9):29-36.
Genetics of reproductive traits: Antagonisms with production traits - (Proceedings)
Cushman, R.A., McNeel, A.K., McDaneld, T.G., Perry, G.A. 2013. Genetics of reproductive traits: Antagonisms with production traits. Proceedings, Genomic Seedstock Symposium (June 27-28, 2013, Sioux Falls, SD). pp. 19-28.
Heifer calving date positively influences calf weaning weights through six parturitions     Reprint Icon - (Peer Reviewed Journal)
Cushman, R.A., Kill, L.K., Funston, R.N., Mousel, E.M., Perry, G.A. 2013. Heifer calving date positively influences calf weaning weights through six parturitions. Journal of Animal Science. 91(9):4486-4491.
Effect of age at puberty/conception date on cow longevity - (Book / Chapter)
Perry, G.A., Cushman, R. 2013. Effect of age at puberty/conception date on cow longevity. In: Patterson, D.J., Smith, M.F., editors. Management Considerations in Beef Heifer Development and Puberty. Veterinary Clinics of North America: Food Animal Practice. 29(3). Philadelphia, PA: Elsevier. p. 579-590. DOI: dx.doi.org/10.1016/j.cvfa.2013.07.011.
Association of STAT2 SNP genotypes and growth phenotypes in heifers from an Angus, Brahman and Romosinuano diallel population - (Proceedings)
Luna, P., Lopez, P., Rincon, G., Riley, D.G., Chase, C.C., Jr., Medrano, J.F., VanLeeuwen, D., Silver, G.A., Thomas, M.G. 2013. Association of STAT2 SNP genotypes and growth phenotypes in heifers from an Angus, Brahman and Romosinuano diallel population. Proceedings, Western Section, American Society of Animal Science. 64:194-197.
Changes in ovarian function associated with circulating concentrations of estradiol prior to a GnRH-induced ovulation in beef cows - (Abstract Only)
Larimore, E.L., Swanson, O.L., McNeel, A.K., Cushman, R.A., Perry, G.A. 2013. Changes in ovarian function associated with circulating concentrations of estradiol prior to a GnRH-induced ovulation in beef cows [abstract]. Biology of Reproduction Supplement (46th Annual Meeting of the Society for the Study of Reproduction). p. 256 (Abstract #555).
A bovine model for polycystic ovary syndrome - (Abstract Only)
Summers, A.F., Pohlmeier, W.E., Sargent, K.M., Kurz, S.G., McFee, R.M., Cushman, R.A., Wood, J.R., Cupp, A.S. 2013. A bovine model for polycystic ovary syndrome [abstract]. Biology of Reproduction Supplement (46th Annual Meeting of the Society for the Study of Reproduction). p. 53 (Abstract #67).
Granulosa cells from bovine follicles activate different signal transduction pathways dependent on follicle health status and ability to convert androstenedione to estrogen - (Abstract Only)
McFee, R.M., Kurz, S.G., Summers, A.F., Pohlmeier, W.E., Cushman, R.A., Wood, J.R., Cupp, A.S. 2013. Granulosa cells from bovine follicles activate different signal transduction pathways dependent on follicle health status and ability to convert androstenedione to estrogen [abstract]. Biology of Reproduction Supplement (46th Annual Meeting of the Society for the Study of Reproduction). p. 265 (Abstract #577).
Does reduced peri-pubertal nutrient intake influence the ovarian reserve in beef heifers? - (Abstract Only)
Cushman, R.A., Forbes, E.D., Swanson, O.L., McNeel, A.K., Chase, C.C., Lents, C.A., Freetly, H.C. 2013. Does reduced peri-pubertal nutrient intake influence the ovarian reserve in beef heifers? [abstract]. Biology of Reproduction Supplement (46th Annual Meeting of the Society for the Study of Reproduction). pp. 44-45 (Abstract #48).
Relationship of follicle size and concentrations of estradiol among cows that do and do not exhibit estrus during a fixed-time AI protocol - (Abstract Only)
Swanson, O.L., Larimore, E.L., Perry, B.L., Djira, G.D., Cushman, R.A., Perry, G.A. 2013. Relationship of follicle size and concentrations of estradiol among cows that do and do not exhibit estrus during a fixed-time AI protocol. Journal of Animal Science. 91 (E-Supplement 2):205 (Abstract #223).
The effects of selecting for the myostatin F94L polymorphism on reproductive traits in pubertal heifers - (Abstract Only)
Forbes, E.D., Swanson, O.L., McNeel, A.K., Tait, Jr., R.G., Smith, T.P.L., Bennett, G.L., Hoagland, T.A., Zinn, S.A., Lents, C.A., Perry, G.A., Cushman, R.A. 2013. The effects of selecting for the myostatin F94L polymorphism on reproductive traits in pubertal heifers. Journal of Animal Science. 91 (E-Supplement 2):287 (Abstract #W181).
Physiology and Endocrinology Symposium: The current status of heat shock in early embryonic survival and reproductive efficiency - (Other)
Cushman, R.A. 2013. Physiology and Endocrinology Symposium: The current status of heat shock in early embryonic survival and reproductive efficiency. Journal of Animal Science. 91(3):1141-1142.
How our basic understanding of the ovarian reserve is improving reproductive management in domestic farm animals - (Abstract Only)
Cushman, R.A., McNeel, A., Chase, C., Jr., Lents, C. 2013. How our basic understanding of the ovarian reserve is improving reproductive management in domestic farm animals [abstract]. Journal of Animal Science. 91 (Supplement 2):77-78 (Abstract #O237).
Bovine females with thecal cell androgen excess result in altered oocyte maternal effect gene abundance - (Abstract Only)
Summers, A.F., Pohlmeier, W.E., Brauer, V.M., Sargent, K.M., McFee, R.M., Cushman, R.A., Wood, J.R., Cupp, A.S. 2013. Bovine females with thecal cell androgen excess result in altered oocyte maternal effect gene abundance [abstract]. Journal of Animal Science. 91 (Supplement 2):47 (Abstract #O136).
Management strategies for improving lifetime reproductive success in beef heifers - (Proceedings)
Perry, G.A., Larimore, E.L., Bridges, G.A., Cushman, R.A. 2012. Management strategies for improving lifetime reproductive success in beef heifers. Proceedings, Applied Reproductive Strategies in Beef Cattle, Sioux Falls, SD, December 3-4, 2012. pp. 249-266.
Effect of heifer calving date on longevity and lifetime productivity - (Proceedings)
Mousel, E.M., Cushman, R.A., Perry, G.A., Kill, L.K. 2012. Effect of heifer calving date on longevity and lifetime productivity. Proceedings, Applied Reproductive Strategies in Beef Cattle, Sioux Falls, SD, December 3-4, 2012. pp. 23-31.
What we know about the genetics of reproduction - (Proceedings)
Cushman, R.A., Perry, G.A. 2012. What we know about the genetics of reproduction. Proceedings, Applied Reproductive Strategies in Beef Cattle, Sioux Falls, SD, December 3-4, 2012. pp. 165-173.
Last Modified: 8/24/2016
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