Intervention of contamination of an exposed carcass meat surface during processing of an animal carcass comprises providing a flexible sheet having first and second major surfaces comprising an antimicrobial agent on the first major surface of the flexible sheet, wherein the flexible sheet is food-contact safe; detaching a portion of hide from the carcass, thereby providing an exposed carcass meat surface; and placing the flexible sheet on the exposed carcass meat surface so that the antimicrobial agent contacts the exposed carcass meat surface. The flexible sheet is also described.