> Trump may not like it, but those tariffs are part of a politically sensitive, decades-old policy to protect Canada's dairy farmers. The system is called "supply management" and it sets production quotas for the country's dairy, poultry products and eggs.

> Murray Sherk, the owner of the family-run Pinehill Dairy in Plattsville, Ontario, says supply management helps keep prices stable, gives farmers a steady income and has succeeded in avoiding a milk surplus in Canada.

> "The stability of our system is of great benefit to not only farmers, but also all kinds of other businesses," he says — like restaurants and trucking.

https://www.npr.org/2018/07/10/627271410/why-president-trump...

> With all we've learned during the pandemic about supply chains, why would anyone willingly out-source Canada’s supply of our most basic food items?

https://www.macleans.ca/opinion/why-canada-should-keep-suppl...

I can’t see the tariffs going away.

Canada also has banned the use of artificial growth hormones in dairy cows, and America has not. I don’t think many Canadians are ok with the amount of hormones in American dairy products.