You speak as if a goat is a goat, a cow is a cow, a pig is a pig, a calorie is a calorie, and a protein is a protein. No. The world is much more nuanced than that. Ruminants are thee biggest factor is driving soil-building as part of regenerative agriculture. Goats are by far (in my experience) the quickest way to rebuild parched top soil, or just build soil in a place that badly needs it (say run-through dirt that won't even grow lentils).