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DairyTalk 652: Breeding Value or Barn Reality? Why Longevity Must Be Proven on the Farm - by Helmut Demmelhuber
This podcast episode is based on technical articles examining the difference between predicted genetic longevity and the productive life a dairy cow actually achieves. The central issue is the distinction between breeding for the next generation and deciding whether a proven mature cow should remain in the herd. Breeding values provide essential predictions when little individual performance information is available, particularly for young animals, but realized health, production, and survival become increasingly relevant as cows accumulate their own records. The analysis also highlights how…
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