Abscessed livers with A+ scores such as this one are condemned.

Cutting time on tylosin

Researchers looked at whether feeding tylosin for a shorter period affects antimicrobial resistance, along with liver abscesses, health and growth of feedlot cattle

Liver abscesses in cattle have been extensively studied for the last 70 years. Yet condemned or discounted livers due to abscesses still cost the Canadian beef industry over $60 million per year. Tylosin, a member of the macrolide family of antimicrobials, is widely used in beef cattle and is administered through the diet to reduce […] Read more