The mass culling of mink on farms during disease outbreaks raises significant welfare concerns about methods and speed of killing.
Mink farming is inherently welfare-poor, confining active animals in tiny wire cages. Mass culling during disease outbreaks adds extreme additional suffering: CO2 gassing causes distress, animals in lower cages in stacks may be exposed to insufficient concentrations, and logistical failures mean some animals wait for extended periods. The entire mink farming industry imposes severe and unnecessary suffering.