Basil Ryan: A Leader in Dairy Cattle Genetics

Basil Ryan has established himself as a significant contributor to the dairy industry through his remarkable work with Holstein cattle. His expertise and dedication have earned him notable recognition, particularly through his achievements with Holstein heifers.

One of Basil Ryan's outstanding accomplishments is with his Holstein heifer, Numeralla Bigsur 7662. This heifer has distinguished itself as Australia's leading genomic heifer, achieving the highest rankings for both the Breeding Performance Index (BPI) and the Health Weighted Index (HWI). Numeralla Bigsur 7662 recorded a BPI of 882 and an HWI of 938, the highest HWI result for an animal in the Australian Holstein breed.

Basil Ryan, along with Liam Ryan, operates from Grassmere in Victoria, where they have focused on advancing the genetics of Holstein cattle. Their work continues to set high standards in the industry, driven by a commitment to excellence and innovation in dairy cattle breeding.

Modified: 2026/09/07


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