Canada's top 10 Jersey sires averaged 99th-percentile LPI last year. Their Reproduction Index sat at the 47th — below breed average. Nobody's printing that.

Ten bulls sired 29% of every Jersey calf registered in Canada in 2025. On paper they look untouchable: 99th LPI, 97th Conformation, 100% A2A2. Murray Hunt pulled the subindex profile on the same ten bulls and found a 52-point gap between what the catalogs advertise and what those daughters will actually do in your barn. The Bullvine Podcast breaks down the math, the miss, and the fix.

What You'll Learn

• Why 5 of Canada's 10 most-used Jersey sires sit below average for fertility
• How a 34th-percentile Milkability Index quietly taxes every robot herd
• What $3,010-per-head U.S. heifer prices mean for below-average RI genetics
• Why 97th-percentile Confor ...