ADSA/ASAS/CSAS meeting (1) 2005 A Salute to Rex L. Powell Animal Improvement Programs Laboratory Agricultural Research Service US Department of Agriculture.

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Presentation transcript:

ADSA/ASAS/CSAS meeting (1) 2005 A Salute to Rex L. Powell Animal Improvement Programs Laboratory Agricultural Research Service US Department of Agriculture

ADSA/ASAS/CSAS meeting (2) 2005 Pre-AIPL l Born and raised in Michigan on a Milking Shorthorn dairy farm l Education – Michigan State University l B.S., dairy production, 1964 l M.S., dairy production, 1968 – Iowa State University l Ph.D., animal breeding, 1972

ADSA/ASAS/CSAS meeting (3) 2005 AIPL stats l Started September 1972 l Position Research Geneticist (32+ yr) l Publications325+ (senior author of 200+) l Invited presentationsUnited States and 26 foreign countries l Retired January 2005

ADSA/ASAS/CSAS meeting (4) 2005 Awards l Team – NDHIA Award of Special Appreciation – USDA Distinguished Service Award – Government Executive ’s Government Technology Leadership Award – ARS Superior Effort Technology Transfer Award – Vice-Presidential Hammer Award l Individual – NAAB Research Award – NDHIA Distinguished Service Award – ADSA J.L. Lush Award & Fellow

ADSA/ASAS/CSAS meeting (5) 2005 Expertise l National authority – Genetic trend in dairy cattle – Cow evaluation – Comparison of bull evaluations across countries l International impact – US representative to Interbull (21 yr) – Member of Interbull Steering Committee (19 yr)

ADSA/ASAS/CSAS meeting (6) 2005 Major contributions l Characterization of national cow evaluations l Documentation of impact of herd yield on genetic evaluations l Improvement of genetic evaluation methods for dairy cows

ADSA/ASAS/CSAS meeting (7) 2005 Major contributions (continued) l Estimation of genetic trends for US dairy cattle traits Phenotypic base = 11,638 kg sires l Increased timeliness of national genetic evaluations

ADSA/ASAS/CSAS meeting (8) 2005 Major contributions (continued) l Analysis of bull evaluation stability, accuracy, and use l Conversion of dairy bull evaluations among countries l Determination of accuracy of international bull evaluations

ADSA/ASAS/CSAS meeting (9) 2005 AIPL family

ADSA/ASAS/CSAS meeting (10) 2005 Progeny test