The example of the veterinarian sector highlights the important role that overseas- trained employees undertake in the food supply chain, in this case working in abattoirs that are unattractive to UK-trained vets. In addition, these Official Veterinarians face an increase in their workload due to increased checks on exports 32 The UK’s new immigration policy and the food supply chain as a result of Brexit. These factors, combined with the fact it takes several years to train vets, risk creating a situation where there is insufficient veterinary labour, without which animal products cannot be cleared for export.