Blackleg: Frequently Asked Questions
Dr. Michelle Arnold, UK Veterinary Diagnostic Laboratory 1. What is “blackleg”? This is a rapidly fatal disease of cattle, typically calves 6-12 months of age, caused by the bacterium Clostridium chauvoei. Sheep may also be affected. In a majority of cases, affected calves are simply found dead in the pasture with no symptoms of disease. It usually affects calves in good nutritional condition (the “fattest and slickest”) within a group. As the bacterium grows,…