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ARS Home » Plains Area » Miles City, Montana » Livestock and Range Research Laboratory » Research » Research Project #423791

Research Project: Alleviating Rate Limiting Factors that Compromise Beef Production Efficiency

Location: Livestock and Range Research Laboratory

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

Use of observed genomic information to infer linkage disequilibrium between markers and QTLs Reprint Icon - (Peer Reviewed Journal)
Hay, E.A., Rekaya, R. 2018. Use of observed genomic information to infer linkage disequilibrium between markers and QTLs. Agricultural Sciences. 9(11):4170-4178. https://doi.org/10.4236/as.2018.911102.

Role of progesterone concentrations during early follicular development in beef cattle: II. Ovulatory follicle growth and pregnancy rates Reprint Icon - (Peer Reviewed Journal)
Abreu, F.M., Geary, T.W., Coutinho Da Silva, M.A., Cruppe, L.H., Mussard, M.L., Madsen, C.A., Martins, T., Bridges, G.A., Harstine, B.R., Day, M.L. 2018. Role of progesterone concentrations during early follicular development in beef cattle: II. Ovulatory follicle growth and pregnancy rates. Animal Reproduction Science. 196:69-76. https://doi.org/10.1016/j.anireprosci.2018.06.011.

The role of progesterone concentrations during early follicular development in beef cattle: I. Characteristics of LH secretion and oocyte quality Reprint Icon - (Peer Reviewed Journal)
Abreu, F.M., Coutinho Da Silva, M.A., Cruppe, L.H., Mussard, M.L., Bridges, G.A., Harstine, B.R., Smith, G.W., Geary, T.W., Day, M.L. 2018. The role of progesterone concentrations during early follicular development in beef cattle: I. Characteristics of LH secretion and oocyte quality. Animal Reproduction Science. 196:59-68. https://doi.org/10.1016/j.anireprosci.2018.06.020.

Effects of reduced in utero and post-weaning nutrition on glucose clearance measures and serum metabolites Reprint Icon - (Peer Reviewed Journal)
Waterman, R.C., Petersen, M.K., Geary, T.W., Vermeire, L.T. 2018. Effects of reduced in utero and post-weaning nutrition on glucose clearance measures and serum metabolites. Agricultural Sciences. 9(8):947-957. https://doi.org/10.4236/as.2018.98066.

Genome-wide association study for carcass traits in a composite beef cattle breed Reprint Icon - (Peer Reviewed Journal)
Hay, E.A., Roberts, A.J. 2018. Genome-wide association study for carcass traits in a composite beef cattle breed. Livestock Science. 213:35-43. https://doi.org/10.1016/j.livsci.2018.04.018.

Fast genomic prediction of breeding values using parallel Markov chain Monte Carlo with convergence diagnosis Reprint Icon - (Peer Reviewed Journal)
Guo, P., Gao, H., Zhu, B., Gao, X., Xu, L., Hay, E.A., Niu, H., Wang, Z., Li, J., Linag, Y., Chen, Y., Zhang, L., Ni, H., Guo, Y. 2018. Fast genomic prediction of breeding values using parallel Markov chain Monte Carlo with convergence diagnosis. BMC Bioinformatics. 19:1-11. https://doi.org/10.1186/s12859-017-2003-3.

Genotype x prenatal and post-weaning nutritional environment interaction in a composite beef cattle breed using reaction norms and multi-trait model Reprint Icon - (Peer Reviewed Journal)
Hay, E.A., Roberts, A.J. 2018. Genotype x prenatal and post-weaning nutritional environment interaction in a composite beef cattle breed using reaction norms and multi-trait model. Journal of Animal Science. 96:444-453. https://doi.org/10.1093/jas/skx057.

Loci and pathways associated with uterine capacity for pregnancy and fertility in beef cattle - (Peer Reviewed Journal)

Loci and pathways associated with uterine capacity for pregnancy and fertility in beef cattle Reprint Icon - (Peer Reviewed Journal)
Neupane, M., Geary, T.W., Kiser, J.N., Burns, G.W., Hansen, P.J., Spencer, T.E., Neibergs, H.L. 2017. Loci and pathways associated with uterine capacity for pregnancy and fertility in beef cattle. PLoS One. 12(12):e0188997. https://doi.org/10.1371/journal.pone.0188997.

Developmental and reproductive characteristics of beef heifers classified by pubertal status at time of first breeding Reprint Icon - (Peer Reviewed Journal)
Roberts, A.J., Gomes Da Silva, A., Summers, A.F., Geary, T.W., Funston, R.N. 2017. Developmental and reproductive characteristics of beef heifers classified by pubertal status at time of first breeding. Journal of Animal Science. 95(12):5629-5636. doi:10.2527/jas2017.1873.

Genomic prediction of continuous and binary fertility traits of females in a composite beef cattle breed Reprint Icon - (Peer Reviewed Journal)
Toghiani, S., Hay, E.A., Sumreddee, P., Geary, T.W., Rekaya, R., Roberts, A.J. 2017. Genomic prediction of continuous and binary fertility traits of females in a composite beef cattle breed. Journal of Animal Science. 95:4787-4795. doi:10.2527/jas2017.1944.

Analysis of multiple binary responses using a threshold model Reprint Icon - (Peer Reviewed Journal)
Chang, L., Toghiani, S., Ling, A., Hay, E.A., Aggrey, S., Romdhane, R. 2017. Analysis of multiple binary responses using a threshold model. Journal of Agricultural, Biological, and Environmental Statistics. 22:640-651. https://doi.org/10.1007/s13253-017-0305-6.

Genotype by environment interaction effects in genetic evaluation of preweaning gain for Line 1 Hereford cattle from Miles City, Montana Reprint Icon - (Peer Reviewed Journal)
Hay, E.A., MacNeil, M., Cardoso, F. 2017. Genotype by environment interaction effects in genetic evaluation of preweaning gain for Line 1 Hereford cattle from Miles City, Montana. Journal of Animal Science. 95:3833-3838. https://doi.org/10.2527/jas2017.1829.

Glycosylation and immunocytochemistry of binucleate cells in pronghorn (Antilocapra Americana, Antilocapridae) shows features of both Giraffidae and Bovidae Reprint Icon - (Peer Reviewed Journal)
Jones, C.P., Silvia, W.J., Hamilton, C.H., Geary, T.W., Zezeski, A.L., Wooding, F. 2017. Glycosylation and immunocytochemistry of binucleate cells in pronghorn (Antilocapra Americana, Antilocapridae) shows features of both Giraffidae and Bovidae. Placenta. 57:216-222. doi:10.1016/j.placenta.2017.07.011.

Circulating microRNA as candidates for early embryonic viability in cattle - (Peer Reviewed Journal)
Pohler, K.G., Green, J.A., Moley, L.A., Gunewardena, S., Hung, W.T., Hong, X., Christenson, L.K., Geary, T.W., Smith, M.F. 2017. Circulating microRNA as candidates for early embryonic viability in cattle. Molecular Reproduction and Development. 84(8):731-743. doi:10.1002/mrd.22856.

Genotype x Nutritional Environment Interaction in a Composite Beef Cattle Breed - (Abstract Only)

Genomic prediction and genome-wide association analysis of female longevity in a composite beef cattle breed - (Peer Reviewed Journal)
Hay, E.A., Roberts, A.J. 2017. Genomic prediction and genome-wide association analysis of female longevity in a composite beef cattle breed. Journal of Animal Science. 95: 1467-1471. doi:10.2527/jas2016.1355.

Delaying postpartum supplementation in cows consuming low-quality forage does not alter cow and calf productivity Reprint Icon - (Peer Reviewed Journal)
Mulliniks, J.T., Sawyer, J.E., Waterman, R.C., Petersen, M.K. 2016. Delaying postpartum supplementation in cows consuming low-quality forage does not alter cow and calf productivity. Animal Feed Science And Technology. 7:642-649.

Markers of pregnancy: how early can we detect pregnancies in cattle using pregnancy-associated glycoproteins (PAGs) and microRNAs? - (Peer Reviewed Journal)
Reese, S.T., Pereira, M.C., Vasconcelos, J.M., Smith, M.F., Green, J.A., Geary, T.W., Peres, R.G., Perry, G.A., Pohler, K.G. 2016. Markers of pregnancy: how early can we detect pregnancies in cattle using pregnancy-associated glycoproteins (PAGs) and microRNAs?. Animal Reproduction(Colégio Brasileiro de Reprodução Animal?). 13(3): 200-208.

Effect of preovulatory follicle maturity on pregnancy establishment in cattle: the role of oocyte competence and the maternal environment - (Peer Reviewed Journal)
Dickinson, S.E., Geary, T.W., Monnig, J.M., Pohler, K.G., Green, J.A., Smith, M.F. 2016. Effect of preovulatory follicle maturity on pregnancy establishment in cattle: the role of oocyte competence and the maternal environment. Animal Reproduction(Colégio Brasileiro de Reprodução Animal?). 13(3):209-216. doi:10.21451/1984-3143-AR879.

Follicle size, endocrine profiles, and pregnancy establishment in beef cows - (Peer Reviewed Journal)

Genetic variation and differentiation in parent-descendant cattle and bison populations Reprint Icon - (Peer Reviewed Journal)
Cronin, M.A., Leesburg, V.L. 2016. Genetic variation and differentiation in parent-descendant cattle and bison populations. Journal of Animal Science. 94:4491-4497. doi:10.2527/jas2016-0476.

Markers of pregnancy: how early can we detect pregnancies in cattle using pregnancy-associated glycoproteins (PAGs) and microRNAs? Reprint Icon - (Peer Reviewed Journal)
Reese, S.T., Pereira, M.C., Vasconcelos, J.M., Smithh, M.F., Green, J.A., Geary, T.W., Peres, R.G., Perry, G.A., Pohler, K.G. 2016. Markers of pregnancy: how early can we detect pregnancies in cattle using pregnancy-associated glycoproteins (PAGs) and microRNAs?. Animal Reproduction. 13:200-208. 10.21451/1984-3143-AR878.

Identification of beef heifers with superior uterine capacity for pregnancy - (Peer Reviewed Journal)
Geary, T.W., Burns, G.W., Moraes, J., Moss, J.I., Denicol, A.C., Dobbs, K.B., Ortega, M.S., Hansen, P.J., Wehrman, M.E., Neibergs, H., O'Neil, E., Behura, S., Spencer, T.E. 2016. Identification of beef heifers with superior uterine capacity for pregnancy. Biology of Reproduction. 95(2):47, 1-12.

Drivers of grazing livestock efficiency: how physiology, metabolism, experience and adaptability influence productivity Reprint Icon - (Review Article)
Mulliniks, J.T., Cope, E.R., Mcfarlane, Z.D., Hobbs, J.D., Waterman, R.C. 2016. Drivers of grazing livestock efficiency: how physiology, metabolism, experience and adaptability influence productivity. Journal of Animal Science Supplement. 94(Suppl6):111-119. doi:10.2527/jas2015-0711.

Effects of reduced in utero and post-weaning nutrition on milk yield and composition in primiparous beef cows Reprint Icon - (Peer Reviewed Journal)
Waterman, R.C., Geary, T.W., Petersen, M.K., MacNeil, M.M. 2016. Effects of reduced in utero and post-weaning nutrition on milk yield and composition in primiparous beef cows. Animal-The International Journal of Animal Biosciences. 11(1): 84-90. doi:10.1017/S1751731116001257.

Beef heifer development and lifetime productivity in rangeland-based production systems - (Peer Reviewed Journal)
Roberts, A.J., Funston, R.N., Grings, E.E., Petersen, M.K. 2016. Beef heifer development and lifetime productivity in rangeland-based production systems. Journal of Animal Science. 94:2705-2715.

Effects of fat and/or methionine hydroxy analog added to a molasses-urea-based supplement on ruminal and postruminal digestion and duodenal flow of nutrients in beef steers consuming low-quality lovegrass hay Reprint Icon - (Peer Reviewed Journal)
Lopez, R., Pulsipher, G.D., Guerra-Liera, J.E., Soto-Navarro, S.A., Balstad, L.A., Petersen, M.K., Dhuyvetter, D.V., Brown, M.S., Krehbiel, C.R. 2016. Effects of fat and/or methionine hydroxy analog added to a molasses-urea-based supplement on ruminal and postruminal digestion and duodenal flow of nutrients in beef steers consuming low-quality lovegrass hay. Journal of Animal Science. 94:2485-2496. doi:10.2527/jas2015-0228.

Forage intake and wastage by ewes in pea/hay barley swath grazing and bale feeding systems - (Peer Reviewed Journal)
Nix, E.E., Ragen, D.L., Bowman, J.G., Kott, R.W., Petersen, M.K., Lenssen, A.W., Hatfield, P.G., Glunk, E.C. 2016. Forage intake and wastage by ewes in pea/hay barley swath grazing and bale feeding systems. American Journal of Experimental Agriculture. 12(3):1-6. doi:10.9734/AJEA/2016/25197.

Effect of supplemental trace mineral level and form on peripubertal bulls - (Peer Reviewed Journal)
Geary, T.W., Kelly, W.L., Spickard, D.S., Larson, C.K., Grings, E.E., Ansotegui, R.P. 2016. Effect of supplemental trace mineral level and form on peripubertal bulls. Animal Reproduction Science. 168:1-9.

Choosing a calving date Reprint Icon - (Peer Reviewed Journal)
Funston, R.N., Grings, E.E., Roberts, A.J., Tibbets, B.T. 2016. Choosing a calving date. Professional Animal Scientist. 32:145-153.

Forage and weather influence day versus nighttime cow behavior and calf weaning weights on rangeland - (Peer Reviewed Journal)
Sawalhah, M.N., Cibils, A.F., Maladi, A., Cao, H., Vanleeuwen, D.M., Holechek, J.L., Black Rubio, C.M., Wesley, R.L., Endecott, R.L., Mulliniks, T.J., Petersen, M.K. 2016. Forage and weather influence day versus nighttime cow behavior and calf weaning weights on rangeland. Rangeland Ecology and Management. 69(2):134-143. doi:10.1016/j.rama.2015.10.007.

Effect of ovulatory follicle diameter on the oocyte transcriptome in beef cows - (Abstract Only)
Dickinson, S.E., Green, J.A., Geary, T.W., Pohler, K.G., Smith, M.F. 2015. Effect of ovulatory follicle diameter on the oocyte transcriptome in beef cows[Abstract]. Reproduction, Fertility and Development. 28(2):203. doi:10.1071/RDv28n2Ab147.

Effect of late gestation bodyweight change and condition score on progeny feedlot performance - (Peer Reviewed Journal)
Mulliniks, J.T., Sawyer, J.E., Harrelson, F.W., Mathis, C.P., Cox, S.H., Loest, C.A., Petersen, M.K. 2015. Effect of late gestation bodyweight change and condition score on progeny feedlot performance. Animal Production Science. doi. 10.1071/ANI5025.

Effects of preovulatory estradiol on embryo survival and pregnancy establishment in beef cows - (Peer Reviewed Journal)
Madsen, C.A., Perry, G.A., Daly, R.F., MacNeil, M.D., Geary, T.W. 2015. Effects of preovulatory estradiol on embryo survival and pregnancy establishment in beef cows. Biology of Reproduction. 158:96-103. http://dx.doi.org/10.1016/j.anireprosci.2015.05.006.

Circulating microRNAs as biomarkers of early embryonic viability in cattle - (Abstract Only)
Pohler, K.G., Green, J.A., Moley, L.A., Hung, W.T., Hong, X., Christenson, L.K., Geary, T.W., Smith, M.F. 2015. Circulating microRNAs as biomarkers of early embryonic viability in cattle. Society for the Study of Reproduction Meeting Abstract. CD.

Systems biology approach to understanding uterine receptivity and pregnancy loss - (Abstract Only)
Burns, G.W., Wehrman, M.E., Geary, T.W., Moss, J.I., Denicol, A.C., Dobbs, K.B., Ortega, M.S., Hansen, P.J., Wojtowicz, A., Neibergs, H., Spencer, T.E. 2015. Systems biology approach to understanding uterine receptivity and pregnancy loss. Society for Study of Reproduction Meeting Abstract. CD.

Can we build the cowherd by increasing longevity of females? - (Peer Reviewed Journal)
Roberts, A.J., Petersen, M.K., Funston, R.N. 2015. Can we build the cowherd by increasing longevity of females? Journal of Animal Science. 93:4235-4243.

Predicting embryo presence and viability - (Book / Chapter)
Pohler, K.G., Green, J.A., Geary, T.W., Peres, R.G., Pereira, M.C., Vasconcelos, J.M., Smith, M.F. 2015. Predicting embryo presence and viability. IN: Regulation of Implantation and Establishment of Pregnancy in Mammals. Editors: R. D. Geisert and F. W. Bazer. Chapter 13:243-270.

Reproductive Management for Optimal Oocyte Development to Enhance Fertility - (Proceedings)
Geary, T.W., Abreu, F.M. 2015. Reproductive Management for Optimal Oocyte Development to Enhance Fertility. 19th Conference on New Techniques in Bovine Production and Reproduction. Brazil. CD:26-39.

Reproductive Management for Optimal Uterine Preparedness for Pregnancy - (Proceedings)
Geary, T.W., Fernanda, A. 2015. Reproductive Management for Optimal Uterine Preparedness for Pregnancy. 19th Conference on New Techniques in Bovine Production and Reproduction. Brazil. CD:111-125.

Role of exogenous estrogen in initiation of estrus and induction of an LH surge - (Abstract Only)
Mogck, C.L., Madsen, C.A., Geary, T.W., Perry, G.A. 2015. Role of exogenous estrogen in initiation of estrus and induction of an LH surge. Midwestern Section American Society of Animal Science. 93(Supple. 2):195.

Individual mineral supplement intake by ewes swath grazing or confinement fed pea-barley forage Reprint Icon - (Peer Reviewed Journal)
Ragen, D.L., Nix, E.E., Endecott, R.L., Hatfield, P.G., Petersen, M.K., Bowman, J.P. 2015. Individual mineral supplement intake by ewes swath grazing or confinement fed pea-barley forage. Animal Feed Science And Technology. 200:107-111.

Heifer body weight gain and reproductive achievement in response to protein and energy supplementation while grazing dormant range forage Reprint Icon - (Peer Reviewed Journal)
Waterman, R.C., Sawyer, J.E., Kane, K.K., Hawkins, D.E., Petersen, M.K. 2014. Heifer body weight gain and reproductive achievement in response to protein and energy supplementation while grazing dormant range forage. Agricultural Sciences. 5:1296-1304.

Characterization of the vaginal microbiota of ewes and cows reveals a unique microbiota with low levels of lactobacilli and near-neutral pH - (Peer Reviewed Journal)
Swartz, J.D., Lachman, M., Westveer, K., O'Neill, T., Geary, T.W., Kott, R.W., Berardinelli, J.G., Hatfield, P.G., Thomson, J.M., Roberts, A.J., Yeoman, C.J. 2014. Characterization of the vaginal microbiota of ewes and cows reveals a unique microbiota with low levels of lactobacilli and near-neutral pH. Frontiers in Veterinary Infectious Diseases. 1(19):1-10.

Increased conception rates in beef cattle inseminated with nanopurified bull semen - (Peer Reviewed Journal)
Odhiambo, J.F., Dejarnette, J.M., Geary, T.W., Kennedy, C.E., Suarez, S.S., Sutovsky, M., Sutovsky, P. 2014. Increased conception rates in beef cattle inseminated with nanopurified bull semen. Biology of Reproduction. 91(4):1-10.

Index-in-retrospect and breeding objectives characterizing genetic improvement programs for South African Nguni cattle Reprint Icon - (Peer Reviewed Journal)
Matjuda, L.E., MacNeil, M.D., Maiwashe, A., Leesburg, V.L., Malatje, M. 2014. Index-in-retrospect and breeding objectives characterizing genetic improvement programs for South African Nguni cattle. South African Journal of Science. 44:161-172.

Nanopurification of semen improves AI pregnancy rates in beef cattle - (Abstract Only)

Can we build the cowherd by increasing longevity of females? - (Abstract Only)

Influence of Miles City Line 1 on the United States Hereford Population Reprint Icon - (Peer Reviewed Journal)
Leesburg, V.L., MacNeil, M.D., Neser, F.C. 2014. Influence of Miles City Line 1 on the United States Hereford Population. Journal of Animal Science. 92:2387-2394.

Comparison of methionine hydroxy analogue chelated versus sulfate forms of copper, zinc, and manganese on growth performance and pregnancy rates in yearling beef replacement heifers Reprint Icon - (Peer Reviewed Journal)
Whitehurst, W.A., Paterson, J.A., Harbac, M.M., Petersen, M.K., Duff, G.C., Geary, T.W., Zanton, G.I., Wistuba, T.J. 2014. Comparison of methionine hydroxy analogue chelated versus sulfate forms of copper, zinc, and manganese on growth performance and pregnancy rates in yearling beef replacement heifers. Professional Animal Scientist. 30:62-67.

The effect of follicle age on pregnancy rate in beef cows Reprint Icon - (Peer Reviewed Journal)
Abreu, F.M., Geary, T.W., Cruppe, L.H., Madsen, C.A., Jinks, E.M., Pohler, K.G., Vasconcelos, L.M., Day, M.L. 2014. The effect of follicle age on pregnancy rate in beef cows. Journal of Animal Science. 92:1015-1021.

The effect of follicle age on conception rate in beef heifers Reprint Icon - (Peer Reviewed Journal)
Abreu, F.M., Cruppe, L.H., Maquivar, M., Utt, M.D., Madsen, C.A., Vasconcelos, J.M., Mussard, M.L., Day, M.L., Geary, T.W. 2014. The effect of follicle age on conception rate in beef heifers. Journal of Animal Science. 92:1022-1028.

Effects of fertility on gene expression and function of the bovine endometrium Reprint Icon - (Peer Reviewed Journal)
Minten, M.A., Bilby, T.R., Bruno, R.S., Allen, C.C., Madsen, C.A., Wang, Z., Sawyer, J.E., Tibary, A., Neibergs, H.L., Geary, T.W., Bauersachs, S., Spencer, T.E. 2013. Effects of fertility on gene expression and function of the bovine endometrium. PLoS One. 8(8):1-14 (e69444).

Circulating bovine pregnancy associated glycoproteins (bPAGs) are associated with late embryonic/fetal survival but not ovulatory follicle size in suckled beef cows Reprint Icon - (Peer Reviewed Journal)
Pohler, K.G., Geary, T.W., Johnson, C.L., Atkins, J.A., Jinks, E.M., Busch, D.C., Green, J.A., Macneil, M.D., Smith, M.F. 2013. Circulating bovine pregnancy associated glycoproteins (bPAGs) are associated with late embryonic/fetal survival but not ovulatory follicle size in suckled beef cows. Journal of Animal Science. 91:4158-4167. https://doi.org/10.2527/jas.2013-6348.

Fall pasture quality for cows in mid-pregnancy has minimal effects on offspring growth - (Proceedings)
Grings, E.E., Roberts, A.J. 2013. Fall pasture quality for cows in mid-pregnancy has minimal effects on offspring growth. Western Section of Animal Science Proceedings. 64:262-265.

Effect of pubertal status and number of estrous cycles prior to the breeding season on pregnancy rate in beef heifers - (Proceedings)
Vraspir, R.A., Summers, A.F., Roberts, A.J., Funston, R.N. 2013. Effect of pubertal status and number of estrous cycles prior to the breeding season on pregnancy rate in beef heifers. Western Section of Animal Science Proceedings. 64:116-120.

Impact of number of estrous cycles exhibited prior to start of breeding on reproductive performance in beef heifers - (Proceedings)
Roberts, A.J., Ketchum, J., Funston, R.N., Geary, T.W. 2013. Impact of number of estrous cycles exhibited prior to start of breeding on reproductive performance in beef heifers. Western Section of Animal Science Proceedings. 64:254-257.

Genetic variation in bison (bison bison) subspecies and cattle (Bos taurus) breeds and subspecies Reprint Icon - (Peer Reviewed Journal)
Cronin, M.A., MacNeil, M.D., Vu, N., Leesburg, V.L., Blackburn, H.D., Derr, J. 2013. Genetic variation in bison (bison bison) subspecies and cattle (Bos taurus) breeds and subspecies. Journal of Heredity. 104(4):500-509.

Comparison of methionine chelated versus sulfate trace minerals on rate and efficiency of gain and pregnancy rates in beef heifers - (Proceedings)
Whitehurst, W.A., Paterson, J.A., Harbac, M.M., Petersen, M.K., Duff, G.C., Geary, T.W. 2012. Comparison of methionine chelated versus sulfate trace minerals on rate and efficiency of gain and pregnancy rates in beef heifers. Western Section of Animal Science Proceedings 63:274-277.