Causes of liveweight and probe variations at slaughter – a checklist

Last time I described the ‘profit box’ concept and how useful it was in identifying some of the main causes of liveweight and probe variations at slaughterweight. So what are these causes? Checklist – 12 factors affecting weight and/ or probe variations at slaughter (not in order of importance as incidence varies from farm to farm). 1. Birthweights 1 g heavier at birth = 2.34 g heavier at 21-day weaning = 20 to 30 g heavier at slaughter? So… does this mean 100 g heavier at birth