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United States Department of Agriculture

Agricultural Research Service

Melvin E Tooker
Animal Genomics and Improvement Laboratory
Animal Scientist

Phone: (301) 504-8680
Fax: (301) 504-8092
Room 314
10300 BALTIMORE AVENUE
BLDG 005 BARC-WEST
BELTSVILLE, MD, 20705


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Genetic base changes for December 2014 - (Government Publication)
Van Raden, P.M., Tooker, M.E., Wright, J.R., Cole, J.B., Null, D.J., Lawlor, T.J. 2014. Genetic base changes for December 2014. AIP Research Report BASE3(10-14).
Multi-trait, multi-breed conception rate evaluations - (Abstract Only)
Van Raden, P.M., Wright, J.R., Sun, C., Hutchison, J.L., Tooker, M.E. 2014. Multi-trait, multi-breed conception rate evaluations. Journal of Dairy Science. 97(E-Suppl. 1):472 (abstr. 0946/T044).
Calculation and delivery of US genomic evaluations for dairy cattle - (Abstract Only)
Wiggans, G.R., Cooper, T.A., Van Raden, P.M., Null, D.J., Hutchison, J.L., Meland, O.M., Tooker, M.E., Norman, H.D. 2014. Calculation and delivery of US genomic evaluations for dairy cattle. Journal of Dairy Science. 97(E-Suppl. 1):77–78 (abstr. 0152).
Genomic imputation and evaluation using high density Holstein genotypes - (Peer Reviewed Journal)
Van Raden, P.M., Null, D.J., Sargolzaei, M., Wiggans, G.R., Tooker, M.E., Cole, J.B., Sonstegard, T.S., Connor, E.E., Winters, M., Van Kaam, J., Van Doormaal, B.J., Faust, M.A., Doak, G.A. 2013. Genomic imputation and evaluation using high density Holstein genotypes. Journal of Dairy Science. 96(1):668-678.
Multibreed genomic evaluations using purebred Holsteins, Jerseys, and Brown Swiss - (Peer Reviewed Journal)
Olson, K.M., Van Raden, P.M., Tooker, M.E. 2012. Multibreed genomic evaluations using purebred Holsteins, Jerseys, and Brown Swiss. Journal of Dairy Science. 95(9):5378-5383.
Methods to include foreign information in national evaluations - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2012. Methods to include foreign information in national evaluations. Journal of Dairy Science. (Suppl. 2):446–447(abstr. 449). 2012.
Genomic inbreeding and relationships among Holsteins, Jerseys, and Brown Swiss - (Peer Reviewed Journal)
Van Raden, P.M., Olson, K.M., Wiggans, G.R., Cole, J.B., Tooker, M.E. 2011. Genomic inbreeding and relationships among Holsteins, Jerseys, and Brown Swiss. Journal of Dairy Science. 94(11):5673-5682.
Properties of different density genotypes used in dairy cattle evaluation - (Abstract Only)
Van Raden, P.M., Tooker, M.E., Olson, K.M., Cooper, T.A., Wiggans, G.R., Van Tassell, C.P. 2011. Properties of different density genotypes used in dairy cattle evaluation. Journal of Animal Science 89(E-Suppl. 1)/Journal of Dairy Science 94(E-Suppl. 1):420(abstr. 330).
Differences among methods to validate genomic evaluations for dairy cattle - (Peer Reviewed Journal)
Olson, K.M., Van Raden, P.M., Tooker, M.E., Cooper, T.A. 2011. Differences among methods to validate genomic evaluations for dairy cattle. Journal of Dairy Science. 94(5):2613-2620.
Imputation of Cow Genotypes and Adjustment of PTAs - (Government Publication)
Cooper, T.A., Tooker, M.E., Van Raden, P.M., Wiggans, G.R., Cole, J.B. 2010. Imputation of Cow Genotypes and Adjustment of PTAs. AIPL Research Reports. GENOMICS1 (4-10).
Gains in reliability from combining subsets of 500, 5,000, 50,000 or 500,000 genetic markers - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2010. Gains in reliability from combining subsets of 500, 5,000, 50,000 or 500,000 genetic markers. Journal of Dairy Science. 93(E-Suppl. 1):534(abstr. 620).
Selection and Management of DNA Markers for Use in Genomic Evaluation Reprint Icon - (Peer Reviewed Journal)
Wiggans, G.R., Van Raden, P.M., Bacheller, L.R., Tooker, M.E., Hutchison, J.L., Cooper, T.A., Sonstegard, T.S. 2010. Selection and management of DNA markers for use in genomic evaluation. Journal of Dairy Science. 93(5):2287-2292.
Genetic Base Changes for January 2010 - (Government Publication)
Van Raden, P.M., Cole, J.B., Tooker, M.E., Cooper, T.A. 2009. Genetic Base Changes for January 2010. AIPL Research Reports. BASE2 (8-09).
Genetic Base Changes for January 2010 - (Popular Publication)
Van Raden, P.M., Cole, J.B., Tooker, M.E., Cooper, T.A. 2009. Genetic Base Changes for January 2010. Genetic Trends. 61(5):11.
Can you believe those genomic evaluations for young bulls? - (Abstract Only)
Van Raden, P.M., Tooker, M.E., Cole, J.B. 2009. Can you believe those genomic evaluations for young bulls?. Journal of Dairy Science. 92(E-Suppl. 1):314(abstr. 279).
Effects of allele frequency estimation on genomic predictions and inbreeding coefficients - (Abstract Only)
Van Raden, P.M., Tooker, M.E., Gengler, N. 2008. Effects of allele frequency estimation on genomic predictions and inbreeding coefficients. Journal of Dairy Science. 91(E-Suppl. 1):506(abstr. 522).
Methods to explain genomic estimates of breeding value - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2007. Methods to explain genomic estimates of breeding value. Journal of Dairy Science. 90(Suppl. 1):374(abstr. 413).
Genetic Evaluations for Mixed-Breed Populations - (Peer Reviewed Journal)
Van Raden, P.M., Tooker, M.E., Cole, J.B., Wiggans, G.R., Megonigal Jr, J.H. 2007. Genetic Evaluations for Mixed-Breed Populations. Journal of Dairy Science. 90(5):2434-2441.
Productive Life Credits for Cows Revised - (Popular Publication)
Van Raden, P.M., Dematwewa, M., Pearson, R.E., Tooker, M.E. 2006. Productive Life Credits for Cows Revised. California Dairy. 15(9):18.
Genetic Evaluations for Mixed Breed Populations - (Abstract Only)
Van Raden, P.M., Tooker, M.E., Cole, J.B., Wiggans, G.R., Megonigal Jr, J.H. 2006. Genetic evaluations for mixed breed populations [abstract]. Journal of Dairy Science. 89(Suppl. 1):98(abstr. 40).
Revised Estimates of Lifetime Net Merit for Dairy Breeds and Breed Crosses - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2006. Revised estimates of lifetime net merit for dairy breeds and breed crosses [abstract]. Journal of Dairy Science. 89(Suppl. 1):246-247(abstr. 255).
Productive Life Including All Lactations and Longer Lactations with Diminishing Credits - (Peer Reviewed Journal)
Van Raden, P.M., Dematawewa, C., Pearson, R.E., Tooker, M.E. 2006. Productive life including all lactations and longer lactations with diminishing credits. Journal of Dairy Science. 89(8):3213-3220.
How to Recognize and Use Calendar Dates - (Abstract Only)
Tooker, M.E. 2005. How to recognize and use calendar dates [abstract]. Proceedings of 18th Annual Northeast SAS Users Group Conference, September 11-14, 2005, Portland, Maine. p. 38.
How to Recognize and Use Calendar Dates - (Proceedings)
Tooker, M.E. 2005. How to recognize and use calendar dates. Proceedings of 18th Annual Northeast SAS Users Group Conference, September 11-14, 2005, Portland, Maine. 2 pp.
Productive Life Including All Lactations, Longer Lactations, and Calf Value - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2005. Productive life including all lactations, longer lactations, and calf value [abstract]. Journal of Dairy Science. 88(Suppl. 1):378.
Effect of Herd by Sire Interaction Variance on Genetic Evaluations - (Abstract Only)
Van Raden, P.M., Tooker, M.E. 2005. Effect of herd by sire interaction variance on genetic evaluations [abstract]. Journal of Dairy Science. 88(Suppl. 1):353.
Genetic Base Change for February 2005 - (Government Publication)
Van Raden, P.M., Tooker, M.E. 2004. Genetic base change for February 2005. AIPL Research Report Base1 (10-04). Available: http://aipl.arsusda.gov/reference/base2005.htm
Breed Composition Codes for Crossbred Dairy Cattle in the United States - (Abstract Only)
Cole, J.B., Tooker, M.E., VanRaden, P.M., and Megonigal, Jr., J.H. Breed composition codes for crossbred dairy cattle in the United States. [abstract]. In: Proceedings of Beltsville Agricultural Research Center Poster Day 2004, April 29, 2004, Beltsville, Maryland. Abstract 34.
Heterosis and Breed Differences for Daughter Pregnancy Rate in Crossbred Dairy Cows - (Abstract Only)
VanRaden, P.M., Tooker, M.E., Cole, J.B. 2004. Heterosis and breed differences for daughter pregnancy rate in crossbred dairy cows [abstract]. Journal of Dairy Science. 87(Suppl. 1):284.
Breed Composition Codes for Crossbred Dairy Cattle in the United States - (Abstract Only)
Cole, J., Tooker, M., VanRaden, P., Megonigal, J., Jr. 2004. Breed composition codes for crossbred dairy cattle in the United States [abstract]. Journal of Dairy Science. 87(Suppl. 1):284-285.
Development of a National Genetic Evaluation for Cow Fertility - (Peer Reviewed Journal)
Van Raden, P.M., Sanders, A.H., Tooker, M.E., Miller, R.H., Norman, H.D., Kuhn, M.T., Wiggans, G.R. 2004. Development of a national genetic evaluation for cow fertility. Journal of Dairy Science. 87(7):2285-2292.
Quality of Data Included in Genetic Evaluations for Daughter Pregnancy Rate - (Abstract Only) - (22-Jun-03)
Daughter Pregnancy Rate Evaluation of Cow Fertility - (Government Publication) - (10-Dec-02)
Last Modified: 10/23/2014
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