DairyTalk 339: Few Lines, Global Impact: Genetic Convergence in Modern Holstein Breeding - by Helmut Demmelhuber

DairyTalk by Helmut Demmelhuber · Mar 24, 2026 · 22m

This podcast episode draws on an industry article examining the growing genetic convergence within modern Holstein breeding. The analysis explains how artificial insemination, global genetic trade and genomic selection have created pedigrees that increasingly trace back to a limited number of influential lines. These developments allow elite sires to spread rapidly across international populations and accelerate genetic progress. At the same time, the resulting pedigree networks become more interconnected, raising concerns about declining genetic diversity. The article highlights the need to…