I'm thinking about cutting back my meat consumption for the sake of the

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I'm thinking about cutting back my meat consumption for the sake of the environment, but I don't want to go completely meat free. I'm thinking about continuing to eat pork but not beef, since I respect cattle more than pigs as the former have been a vital part of human agriculture for centuries yet the latter would eat human babies trapped in its pen. Am I right in setting up this hierarchy of life unworthy of life?