This is utterly false. About 20% of livestock feed is fodder crops and grains. The rest is grass, leaves, and plant matter by-products such as crop residue, oil

This is utterly false. About 20% of livestock feed is fodder crops and grains. The rest is grass, leaves, and plant matter by-products such as crop residue, oil seed cakes, etc. All things that are inedible to humans. https://www.sciencedirect.com/science/article/abs/pii/S2211912416300013 https://www.sciencedirect.com/science/article/abs/pii/S22119...