A 96th-percentile LPI bull can rank 31st for Health and Welfare. Pro$ puts that gap at $1,300 a daughter in lifetime profit. Most producers never look.

The Bullvine Podcast runs the barn math on Canada's 20 most-used Holstein sires against Lactanet's six new subindexes — the analysis that found bulls sitting at the 96th percentile overall and the 31st for health, behind roughly a quarter of registered calves born in 2025. Murray Hunt built Canada's first composite sire ranking index in 1970. Fifty-six years on, he says the tools finally exist and nobody's opening them.

What You'll Learn

• Why a composite index averages away the traits that empty your stalls
• How Health and Welfare carrying just 8% of LPI hides a below-average bull
• The two-minute Floor Rule that keeps hole-carrying sires off your main list
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