Dairy farmers must invest time and effort in checking the front of teats during milking to catch ischaemic teat necrosis (ITN) early in order to have any hope of curing it. That’s the advice from herd manager Calvin Otto, who has worked on five large dairies across the south of England since 2004 and has seen the effects of ITN on every unit. Annual cases have been low, usually about two to three on herds of 400 and more, and […]