Following the limitations on antibiotic use in pig farms across Europe since the late 1990s, it has become crucial to monitor antibiotic use on farms and their microbial status, in order to protect young and growing pigs against infectious diseases. Dr Jules Pickard of Alltech provides insight into an audit programme which evaluates various contributing factors to on-farm productivity, including biosecurity, animal health status, mycotoxin exposure and antimicrobial use.