Cows do "magically" create methane.
You are very wrong.
You are very wrong.
But 63% of methane production comes from Fossil fuel industry: https://en.wikipedia.org/wiki/Methane_emissions#List_of_emis...
( it's funny how biased this table is laid out, agriculture is summed, while fossil fuels is detailed, showing smaller numbers, and gas flared ( 100M tons! ) is a footnote ).
The main problem is the source of energy we are using globally.
Food is a pillar of what defines humanity, thousand of years of culture, agriculture, traditions.