What you are saying is true, of course, but you are overlooking the fact that cattle that graze on large enough areas (like the buffalo of historical time) are

What you are saying is true, of course, but you are overlooking the fact that cattle that graze on large enough areas (like the buffalo of historical time) are a part of an ecosystem that sequesters carbon dioxide. Game meat is often carbon neutral because of that, whereas very little meat produced today is.