The feed is grown with fertilizers, which are fossil fuel: https://www.darrinqualman.com/historic-nitrogen-fertilizer-consumption/ https://www.darrinqualman.co

The feed is grown with fertilizers, which are fossil fuel: https://www.darrinqualman.com/historic-nitrogen-fertilizer-consumption/ https://www.darrinqualman.com/historic-nitrogen-fertilizer-c... > In 2015, farmers applied more than 110 million tonnes. We managed to increase grain output fourfold largely by increasing nitrogen inputs 23-fold. Nitrogen fertilizer is a fossil fuel product, made primarily from natural gas.