Heat Stress News
News published on October 6, 2008:
Managing transition cows is a significant problem on dairy farms. The issues include nutritional considerations, stocking rates, metabolic disorders, heat stress, and access to feed and water. Often management ...
Kansas State University Cooperative Extension
News published on September 4, 2008:
A rise in body temperature is a signal that heat stress has exceeded the heat-exchange capacity of the dairy cow. Previous studies have shown a strong positive correlation between vaginal temperature and respir...
KSU Dairy Research Report of Progress 963
News published on August 4, 2008:
Dairy cows experience heat stress in hot and humid weather because they have trouble getting rid of heat generated by digestion and metabolic processes. Cows experiencing heat stress have reduced milk productio...
University of Minnesota Dairy Extension
News published on July 2, 2008:
This is the time of year to get serious about heat abatement strategies for your herd. Though we enjoy the warmer weather, most lactating cows perform best at temperatures from 40 - 65°F. Signs of heat stress s...
Virginia Cooperative Extension - Dairy Pipeline
News published on June 3, 2008:
Summer is fast approaching, bringing with it the promise of hot days. Benefits of cooling lactating cows are hard to deny with the plethora of data documenting increases in milk production and reproductive effi...
Dairy Pipeline - Virginia Cooperative Extension
News published on March 18, 2008:
A new computer model available on the Internet can help ranchers predict the heat stress threat level to their cattle. It's hard to relax if your cattle are stressed, so the ability to predict and avoid potenti...
USDA Agricultural Research Service
News published on March 14, 2008:
Herds of dairy cows include dominant and submissive individuals. Most of you can identify your herd's boss cow, and though serious brawls are not that common, mild aggressive interaction such as head butting an...
OMAFRA / Government of Ontario
News published on February 12, 2008:
Each year it’s not unusual to see production drop 10 -15 lb. per cow. Waiting until hot weather subsides is not an effective management strategy as milk production lost is never regained once things get cooler....
Virginia Cooperative Extension / Dairy Pipeline
News published on November 15, 2007:
There are many different housing ideas, concepts, and designs being used to raise dairy calves. What is the best housing design for raising dairy calves? The answer is there is no “best” design. Calves ca...
University of Minnesota Extension
News published on September 11, 2007:
Summer heat stress is a main factor related to low conception rates in high producing dairy herds in warm areas worldwide. A research group of UAB Faculty of Veterinary Medicine has studied the impact of severa...
Barcelona Univ. Dept. of Animal Health & Anatomy