Grass fed, usually grain finished.
> A vegan diet is absolutely going to be the better choice on every reasonable metric for the vast majority of people and life situations (aka Inuits don't count).
Is that true of a vegan diet high in fake meat? Highly wasteful because it extracts and uses a small amount from the input material and often the waste is old as animal feed. On top of that extra transport and energy inputs required, etc.
ON the other hand cattle can be part of a natural carbon sink environment. In Scotland (and other places) they are releasing cattle into the wild as part of rewilding!