Calf Vitality: Selecting Genetics to Improve Heifer Survival
Over the past 15 years, Holstein breeding programs worldwide have produced dramatic gains, not just in terms of production but also for health and welfare outcomes too. Especially the rebound in the levels of fertility and longevity of the Holstein cow have been well documented. A more recent trait to be added to genetic evaluations in a number of countries is Calf Vitality…and already we are seeing notable genetic gains in this area.
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