Industrial Research Chair NSERC-Novalait-PLC-Valacta in Sustainable Life of Dairy Cattle

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...

Milk Bioindicators to Assess the Comfort of Cows

Highlights

• To date, no research carried out around the world has managed to develop a biomarker that would allow us to easily detect the ...

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...

Eco-Efficiency of Milk Membrane Filtration Processes

Highlights

• Membrane separation technologies have been identified as a research model due to their widespread use in the processing chain ...

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...

Heifers’ Performance

Highlights

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

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...

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...

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...

Calculating Life Profitability of cows

Highlights

• Cow longevity is a known problem which results in too many expensive herd replacements, and a sub-optimal proportion of mature...

Who are the undesirables of atypical or non-compliant dairy products?

Highlights

• Raw milk is considered an excellent growth medium for microorganisms (MO). Despite the very strict hygiene conditions imposed in...

Diagnosis, Prevention and Alternative Treatment of Mastitis

Summary

This national organization’s mission is to combat one of the most costly diseases of dairy herds. To do this, it crossed provincial b...

Genomics Applied to Cheeses

Summary

Producing cheeses such as Cheddar, Camembert, mozzarella and Swiss of consistent quality on an industrial scale is a central concern fo...

Dairy Products Fortified with Polyphenols and Probiotics

Summary

Dairy products are known for their high nutrient density and considered to be privileged vehicles for transporting bioactive molecules....

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 ...

On-Farm Diagnosis of Endometritis

Summary

The reproductive performance of cows is an important part of dairy farm monitoring and agricultural business profitability. Breeders ha...

Reduction of Antibiotics at the Dry Period

Summary

Most antibiotics used on dairy herds are for treating and preventing bovine mastitis. In North America, antibiotic treatment at drying-...

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 ...