a machine for crutching sheep and for other veterinary purposes in which a sheep is moved into a race and is discharged into a cradle characterized by a longitudinally hinged race platform adapted to tip a sheep over a roll plate on to a ramp disposed between the race platform and the cradle , the platform being coupled to the race platform to move to a lesser angle as the race platform tilts but increases in angle as the weight of the sheep is removed from the race platform whereby to further roll the sheep into the cradle .