Indeed, factory farming is quite dominant globally. From one group’s estimate:
We estimate that over 90% of farmed animals globally are living in factory farms at present. This includes an estimated 74% of farmed land animals (vertebrates only) and virtually all farmed fish.[1] However, there is substantial uncertainty in these figures given the land animal estimates’ heavy reliance on information from Worldwatch Institute with unclear methodology[2] and limited data on fish farming.
Indeed, factory farming is quite dominant globally. From one group’s estimate:
https://www.sentienceinstitute.org/global-animal-farming-estimates