What if there was no pork taboo in the Mediterranean world?
What if India-Pakistan was all Hindu having anti-beef but not anti-pork taboos?
What if India was overwhelmingly Muslim and had an anti-pork taboo but no taboo on beef?
What if some cultures in the Mediterranean had an anti-beef taboo?
What if China or Russia were Muslim and had an anti-pork taboo?
What if a civilization where shepherding was viable had an anti-sheep/goats taboo?
What if a major civilization had an anti-poultry or anti-fish taboo?
In all cases what would the knock-ons be for ecology, demography, the economy and society?