The invention pertains to a system for processing a carcass part of a porcine, bovine, ovine, or caprine slaughter animal, wherein the carcass part comprises a holding zone, which holding zone comprises bone with soft tissue thereon, wherein the system comprises:• a plurality of carriers for carrying said carcass part,• a loading station for arranging the carcass part in the carrier, wherein the loading station comprises a conveyor belt and a guide, wherein a top of a moving surface of the conveyor belt is adapted to move in the same direction as the direction of transport,wherein the conveyor belt is adapted to move the carcass part towards the guide while the carrier moves along with it at substantially the same speed, such that carcass part comes into engagement with the guide, thereby forcing the holding zone into the retaining portion of the slot of the locking plate.