I'm pretty sure that feedlot studies say that the usual situation in the US is that 1/2 of beef calories come from a 10:1 ratio of human edible calories. So su

I'm pretty sure that feedlot studies say that the usual situation in the US is that 1/2 of beef calories come from a 10:1 ratio of human edible calories. So sure, go for 100%-grass-and-not-human-edible-food-fed beef, but that's not the current system.