Article
A million-cow genome-wide association study of productive life in U.S. Holstein cows.
Genetics, selection, evolution : GSE - 26 Sept 2024
Liang Zuoxiang, Prakapenka Dzianis, Zaabza Hafedh B, VanRaden Paul M, Van Tassell Curtis P, Da Yang
Abstract excerpt
BACKGROUND: Productive life (PL) of a cow is the time the cow remains in the milking herd from first calving to exit from the herd due to culling or death and is an important economic trait in U.S. Holstein cattle. The large samples of Holstein genomic evaluation data that have become available recently provided unprecedented statistical power to identify genetic factors affecting PL in Holstein cows using the...
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