You sound like the half a percent of people who eat only meat, who don't eat more meat than the average omnivore, but do eat the fat are responsible for global warming

We tend to be more careful of the meat we buy than average too, avoiding feed lot animals and those feed grains as they have the wrong balance of fats

Have you looked at how the fertilisers for plants are made? They aren't green. They aren't carbon neutral like beef is.