Optimizing the efficiency of protein in rations

Fatty acid supplements for cows and impact on milk

Highlights

• Dietary supplements containing saturated fatty acids have been marketed in particular to support the high milk needs of cows.Learn more

Optimizing the efficiency of protein in rations

Highlights

• Protein is the most expensive ingredient in rations fed to dairy cows. It accounts for 42% of feed costs.
• However, mo...

A Home-Style Protein Diet for Quebec’s Cows

Highlights

• To ensure their economic, environmental and social sustainability, dairy farms in Quebec must reduce their environmental footp...

Prevention of Ruminal Acidosis in Cows

Highlights

• Changes in milk production per cow over the last decades is partly due to an increase of feed concentrates in rations, but thi...

Exopolysaccharides and Texture of Yogurts

Summary

In Canada, several yogourts are produced containing commercial polysaccharides (PSs) as stabilizers. Bacteria that produce exopolysacch...

CLAs as Prebiotic Agents

Summary

Milk is a complete food that provides a good source of calcium and protein, but the milk fat (MF) it contains is often viewed negativel...

Stability and Rheological Properties of Stirred Yogurts

Highlights

• The province of Quebec produces more yogurt (80%) than anywhere else in Canada.
• A number of factors determine yogurt ...

Folic Acid and Vitamin B12 in Cows

Summary

The peripartum period is critical for dairy cows as they fail to meet their nutritional needs through their diet, which causes various ...

Heifers’ Performance

Highlights

• The milk feeding phase can affect growth and production parameters in heifers.
• Little information exists on the impac...

Is More Digestible Alfalfa Profitable?

Highlights

• The general objective of the project is to evaluate the benefits of using more digestible alfalfa for Quebec dairy farms.
...

Profile of Milk Proteins

Summary

The objective was to study the variability of milk constituents based on management and dietary factors on the farm. An analysis of mor...

Impact of Inoculants and Quality of Silage on Milk

Highlights

• Milk is a major staple for human consumption.
• Raw milk also presents an environment that can be contaminated by therm...

What about water?

Highlights

– Water is an essential nutrient for dairy cattle growth, lactation, and reproduction.
– When poor-quality water i...

Alternatives to Timothy in Fodder

Highlights

• Due to climate change, fodder production in the province of Quebec must be adapted.
• Timothy grass is a plant that gro...

Improving the Comfort and Longevity of Cows

Highlights

• Dairy farmers face the challenge of providing consumers with high-quality products that meet societal expectations for environ...

Evaluating the Heifers’ Management

Summary

We have developed a farming practices assessment tool that targets ten key elements of calf and heifer management. The elements chosen ...

Short Dry Period

Summary

This project was developed in order to verify whether the current recommendation of drying cows for 60 days is still suitable for today...

Evaluating Forage Costs and Management

Summary

Several studies have demonstrated the economic benefits of having ideal fodder on dairy farms. However, the methods to efficiently prod...

Forage Quality: Increase Sugars

Summary

Fodder that is rich in rapidly fermentable energy helps increase the efficiency of nitrogen utilization by ruminants and reduces the am...

Improve the Comfort of the Stalls of Dairy Cows

Summary

In Quebec, less than 40% of cows reach their third lactation. While more than 90% of dairy herds live in stall housing, little is yet k...

Insemination of Cows during Transition and Metabolic Stress

Highlights

• For some cows, the beginning of a new lactation is stressful, and oftentimes even more so in the case of high producers. Their...

Impact of Diet Minerals on Milk Fat

Highlights

• Research has shown that the synthesis of fat content in milk fat from cows at the beginning of lactation receiving a ration ri...

Synthesis of B Vitamins in Cows

Highlights

• The Vitamin B needs of dairy cattle are not always met through the synthesis of vitamins by bacteria in the rumen.
• In...

Quality of Greek Yogurts and Optimization of Co-products

Highlights

• Greek yogurt has won the favour of consumers and now makes up the largest segment of the yogurt market.
• The dairy ind...

Antibacterials and Natural Antifungals

Summary

The development of new natural antimicrobials that may reduce the incidence of pathogens in food and prolong its shelf life remains an ...

Nutritional Properties of Dairy Products

Summary

Food is a source of nutrients that are essential to human health. Currently, health foods or functional foods are developed by adding b...