Published on June 9, 2026 2:53 PM GMT In Rethink Priorities' (2021-2022) Moral Weights Project, they attempted to  compare the welfare ranges of different farmed animals (which basically means comparing how many suffering shrimp are equal to one suffering chicken.) This project is the most comprehensive attempt at doing inter-species welfare comparisons to date, and it makes a very valuable contribution to the field. That said, I think that many EAs have excessive confidence in these welfare ran