That’s necessary to reduce greenhouse gas emissions that are fuelling climate change, the report argues.
It wants beef and dairy producers to cut grains out of rations and to raise cattle on pastures.
Poultry producers escape with hardly any recommendations for change, either on the production or consumption end.
The British medical journal report comes out just as Health Canada is poised to publish its revised Canada Food Guide that will call for less meat and dairy and more fruits and vegetables for Canadian diets.
That has been controversial in the farming community.
Similar protests are mounting across the United States.
The meat industry is also concerned about research and development that is bringing more vegetable-based meat-product competition to the marketplace.