> Most cows don't eat grass like a wandering herd. Most cows eat stuff we grow on farms that could grow stuff we can eat instead. Most cows do eat grass and ot

> Most cows don't eat grass like a wandering herd. Most cows eat stuff we grow on farms that could grow stuff we can eat instead. Most cows do eat grass and other stuff we can't eat. "Hard feed" is made from crops grown as part of a rotation cycle, or from things like soya where 80% of it is only suitable for cattle feed.