Calf Dehorning pasteFOR ANIMAL USE ONLY The Calf Dehorning Paste is an simple way to prevent horns from growing on calves before they develop. Using the Calf Dehorning Paste is less invasive than other methods and is less stressful for the animal being treated. Each 45g container is enough to treat 30 calves. How to use the Calf Dehorning Paste Calves should be treated between 8 and 15 days old. The hairs should be parted and a single drop should be placed on each horn