Farm Animal Welfare

Poultry Electrical Stunning Welfare Science

Electrical stunning of poultry at slaughter has significant welfare implications depending on current parameters, with inadequate stunning causing conscious slaughter.

Key Facts

Water bath stunning in poultry slaughter can result in live birds entering scalding tanks
Effective stunning requires adequate current delivered to the brain for sufficient duration
Low-voltage stunning to prevent cardiac arrest results in recovery before slaughter in some birds
Controlled atmosphere stunning with CO2 is more reliable but causes aversion before unconsciousness
Individual bird stunning systems eliminate the risk of inadequate group water bath stunning

Welfare Considerations

Inadequate stunning means birds enter slaughter processes while conscious, representing a serious welfare failure affecting millions of birds. Reliable stunning systems and monitoring to detect failures are essential welfare safeguards at the highest risk point in poultry production.

What You Can Do

Support slaughter welfare certification schemes with independent stunning monitoring
Advocate for mandatory individual bird stunning systems in poultry slaughter regulation
Choose poultry products from slaughterhouses with verified effective stunning protocols