"For beef, it’s just 3%. This means that **for every 100 calories we feed a cow, we get just 3 calories of meat back in return; 97 calories are effectively wasted**. "For lamb, it’s around 4%. Better than cows, but still crushingly bad. "Pork is almost 10%. "For chicken, it’s 13%. "Even for the most efficient of animals, **the vast majority – more than 80% – of calories are wasted**. That fact is quite hard to stomach. Can you imagine buying a loaf of bread, cutting a slice, and throwing the rest – more than 90% of it – in the bin? When it comes to calories, that’s pretty much what we’re doing with meat. ([Location 2618](https://readwise.io/to_kindle?action=open&asin=B0C3X6X695&location=2618))" --- **Tags** -- [[quotes]], [[food-waste]], [[farming]], [[food-production]], [[food-security]], [[biofuels]], [[just-transition]], [[deforrestation]] **Source** -- [[260103133118 - B - Not the End of the World]]