docking lamb tails understanding tail docking in sheep why do we dock lamb s tails rural ris docking sheep tails cornell small farms docking lambs new plymouth vet group sheep husbandry docked tail length in lambs why the australia s lamb tails are still being double crush tail docker premier1supplies docking sheep tails how to dock lamb double crush tail docker premier1supplies basic lambing and rearing guide docking sheep tails cornell small farms double crush tail docker premier1supplies docking tailing rules beef lamb double crush tail docker premier1supplies double crush tail docker premier1supplies double crush tail docker premier1supplies double crush tail docker premier1supplies double crush tail docker premier1supplies docking sheep tails cornell small farms double crush tail docker premier1supplies double crush tail docker premier1supplies double crush tail docker premier1supplies double crush tail docker premier1supplies