DairyTalk 486: Why Average-Ranked Cows May Be Critical for Future Breeding Success - by Helmut Demmelhuber

DairyTalk by Helmut Demmelhuber · Jun 14, 2026 · 21m

This podcast episode is based on an article by Helmut Demmelhuber examining the breeding challenges created by the rapid expansion of in vitro fertilization (IVF) in cattle genetics. The central issue is how breeders should manage a growing surplus of embryos without sacrificing long-term genetic diversity. The article argues that selecting exclusively for top-ranked animals may accelerate genetic gain in the short term while increasing inbreeding risks and reducing the breed’s adaptive capacity over time. A three-tier breeding model is presented as a framework for balancing progress with the…