This is true, but a large proportion of the animals we rear are fed on grains since there is not nearly enough grassland to feed enough animals for everyone to

This is true, but a large proportion of the animals we rear are fed on grains since there is not nearly enough grassland to feed enough animals for everyone to eat a typical western diet. Edit: the very first link I found puts the figure at 97% of cattle in the US coming from feedlots. https://www.thoughtco.com/feedlot-organic-and-grass-fed-beef-127669 https://www.thoughtco.com/feedlot-organic-and-grass-fed-beef...