Reducing protein levels in pig feed appears to be a logical thing to do for various reasons – but is it wise from a nutritional and behavioural perspective? Researchers in the Netherlands zoomed in on the link between nutrition and welfare. In a newly published research they explored the effects of low protein diets on tail biting – and what role amino acids play. The tendency to reduce protein levels in pig feed has been gaining more traction of late, for various reasons. First of all, t
