Preserving non-stun slaughter for “freedom of cult (or culture)” is an abomination: Freedom of belief, yes, but not freedom of barbaric practice (slavery, genital mutilation, animal “sacrifice,” gladiator sports, rodeos…)

And, ceterum censeo, no sentient creature should ever be harmed praeter necessitatem, i.e., beyond necessity for survival (as in the case of conflict of life/death interest between obligate carnivores and their prey, including the few remaining human subsistence hunting/fishing habitats – none of which are in the UK.