/b/veterinary-news/posts/red-tractor-vets-must-be-pvs-members-from-october-2017 The Red Tractor Assurance Scheme has announced that all veterinary surgeons registered to its scheme for pigs must be members of the Pig Veterinary Society (PVS) from 1 October. The change has come about following a review of the assurance schemeen-USTelligent Community 10