Cows consume 8kg of grain for 1kg of meat
Feel-good food just got tricky.
It was easy when “good” meant anything which could have stepped off a John Constable canvas: free range chicken, foraging pigs and grazing cattle.
But then climate change came along. No one noticed at first, still concentrating their fire on the obvious targets like 4x4s, long flights and coal power stations; but our meaty diet is laden with greenhouse gases, and trying to reduce them throws up some unpalatable choices.