Surgical castration without anesthesia
Approximately 80% of the 120 million male pigs that are slaughtered every year in the European Union are castrated (EFSA, 2004).
Page 6 of articles about castration
JMAFF Approves Pfizer Animal Health’s IMPROVAC as Safe and Effective for Pigs in Japan
Pfizer Animal Health announced it will begin to expand Japanese veterinary experience with IMPROVAC, Pfizer’s successful pork production technology embraced by pig farmers in other countries for more than 10 years.
Metacam® receives EU approval for the relief of pain in castrated piglets
Boehringer Ingelheim’s Metacam® (active ingredient: Meloxicam) 5mg/ml solution for injection obtained EU wide marketing authorization for its use as an analgesic to relieve post operative pain associated with castration in piglets.
European Union - The AVA makes a statement on castration of piglets using CO2 anaesthesia
The The Association of Veterinary Anaesthetists (AVA) position statement on castration of piglets using CO2 anaesthesia is now clear and can be summarised as follows: "with respect to animal welfare and the aim of alleviating pain during and after castration of piglets, carbon dioxide anaesthesia would not seem to be an appropriate or advisable technique".
Piglet Castration
Dr. Clement of the University of Louisiana and that is a little piglet on its back about to be castrated.
The effect of dietary fatty acid level on the fatty acid composition of the adipose and lean tissues of immunocastrated male pigs
A low dietary supply of PUFA and MUFA is enough to increase the degree of unsaturation of adipose tissue and intramuscular fat lipids in immunocastrated pigs
The effect of castration method and dietary raw potato starch supply on sensory quality of pork
The use of raw potato starch in the finishing diets may reduce boar taint perception in entire males, however boar taint it is not completely reduced