Even if animals can eat vegetable waste or graze, that may not be what&#x27;s happening. I think if you&#x27;re going to address the GP it&#x27;s probably worth working with some of the source material behind the views. I suspect the GP has watched Cowspiracy, I&#x27;d recommend taking a look:<p><a href="http:&#x2F;&#x2F;www.cowspiracy.com" rel="nofollow">http:&#x2F;&#x2F;www.cowspiracy.com</a>