While their natural lifespan is about 15 years, lambs raised at factory farms are slaughtered at around six to eight months of age.

What age do you kill lambs for meat?

Lambs are sent to slaughter at the very young age of 10 weeks to one year – the average age of death is six to seven months, even though they could live up to 12 years old – that's just 1/24th of their natural life expectancy.

How old are lambs before eaten?

Lamb: a sheep up to 14 months old that hasn't given birth, most commonly eaten from five months upwards. The meat is tender, with the fillet and rump being the most prized cuts. Traditional roast leg or shoulder will come from an animal this age.