Hoof health: Working on the silver bullet

Lameness in dairy cattle is a serious problem. While the world’s top hoof health experts swear by routine foot trimming, UK and US hoof health researchers say there’s no solid scientific evidence on the efficacy of the various techniques. Plenty of studies show how milk yield is lost due to hoof lesions and lameness. In France, for instance, researchers found that lame cows lost 440kg on average in early lactation, and 270kg for mid- to late-lactation lameness. Finland researchers saw a 1