15. März 2021
Optimal pain indicators for field trial assessment of analgesic efficacy in piglets undergoing surgical castration
Surgical castration is a painful procedure employed in commercial swine facilities to remove the risk of ‘boar taint’, reduce undesirable behaviours and to prevent uncontrolled breeding. Concern exists over the welfare of animals that undergo these procedures given that it is reported to cause significant acute pain to the animal during the procedure, as well as post-operative pain in the hours and days after the procedure (Borell et al. 2009, Rault et al. 2011).