What matters the most is the cohesion, functioning and productivity of society, which is unaffected by circumcision.
The notion of consent is arbitrary. You could also regard religious cults as primary, then you would need their consent to imposing your personal aesthetics.
Smashing one in a hundred babies to death with a frying pan wouldn't impair the functioning or productivity of society either. Seems like a pretty poor way to measure barbarism to me.
The notion of consent is arbitrary. You could also regard religious cults as primary, then you would need their consent to imposing your personal aesthetics.