Canada’s Dairy Sector: Understanding Farms, Supply Management and the Market

The Canadian dairy sector is often reduced to a few familiar ideas: quotas, supply management, milk prices or family farms. In reality, it is a much broader system connecting farmers, provincial and national organizations, the Canadian Dairy Commission, processors, retailers and the rules governing international trade.

This page is a starting point for understanding how that system works. Choose the topic that interests you below, or keep reading for an overview of the sector.

How does a dairy farm work?

Milking, feeding, reproduction, calving, calves and milk quality: discover the daily work behind every litre of milk.

Supply management

Why does it exist? How do quotas, farm-gate prices and imports work? The basics of the Canadian system.

Canadian dairy farmers

Who produces Canada’s milk? A profile of farms, herds, standards and how the sector is organized.

Quebec dairy farmers

More than 4,000 farms, collective marketing, the P5 pool and Quebec’s role in Canadian dairy production.

Dairy quota

How quota is measured, allocated, bought and sold, and why its value matters so much to dairy farms.

How is the price of milk set?

From production costs to milk classes: understand the farm-gate price and how it differs from the retail price.

From the farm to the plant

What happens after milk leaves the farm? Processing, dairy products, plants and markets explained simply.

CUSMA and dairy trade

Tariff-rate quotas, market access, imports and trade disputes with the United States.

A sector organized around a shared market

Production, farm-gate pricing, processing and imports do not operate separately. Supply management aims to match production with Canadian demand, while dairy quota allocates that production capacity among farms. Milk is then priced according to its composition and end use before being pooled across different markets and sent for processing.

From the farm to the consumer

The work begins long before milk reaches a processing plant. Milking, feeding, reproduction, animal health, milk quality and pickup continue throughout the year. Once collected, milk is sent to processors to become fluid milk, cheese, butter, yogurt or food ingredients. The pages on how a dairy farm works and on dairy processing explain these steps in more detail.

Quebec’s particular role

Quebec remains Canada’s leading dairy province. Its producers market milk collectively and participate in the Eastern Canadian Milk Pool, known as the P5, with Ontario and the Atlantic provinces. This structure influences revenue pooling, production rules and the day-to-day operation of Quebec dairy farms.

A system tied to international trade

Canada’s dairy market is not closed to foreign products. Dairy products enter the country under tariff-rate quotas established through the WTO and various trade agreements. That is why CUSMA, imports and negotiations with the United States play an important role in the sector’s evolution. The challenge is to maintain a predictable domestic market while meeting Canada’s trade commitments.

This section will continue to grow with new pages on farm work, production standards, milk prices and the major issues shaping Canada’s dairy sector.