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CarryThe2 t1_j2wkhaw wrote

Reply to comment by Save-Ferris1 in What is the lowest-carbon protein? by abercravest

It's because on top of rearing the animal you also need to feed it. You can either grow X amount of calories for people to eat, or ten times that to feed a cow and get X amount of cow calories.

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sharksnut t1_j2zad7a wrote

... or feed the cow agricultural waste like cotton seeds and almond husks.

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