Most U.S. Dairy Cows Come From 2 Bulls. That's Not Good.
Short Wave
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The Genetic Homogeneity of U.S. Dairy Cows
This chapter uncovers the surprising fact that nearly all U.S. dairy cows descend from only two bulls, exploring the breeding practices that prioritize milk production potential. It examines the genetic implications of this selective breeding, raising concerns about the lack of diversity among dairy cows.
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