And a lot of US corn and soy is GM. I'm guessing the majority of which is animal feed. See Jeremy Rifkin's: Beef, if you want to read up on a fascinating piec

And a lot of US corn and soy is GM. I'm guessing the majority of which is animal feed. See Jeremy Rifkin's: Beef, if you want to read up on a fascinating piece of North American history. Nice fatty corn fed beef was (and probably still is) highly prized.