Participation in Forum on May 3, 2020
waqas ahmad My listed level of rumen protected niacin is based on a California field study evaluating 3 grams vs.7 grams which resulting in lower dry matter intake. One guideline is 1 gram of rumen protected niacin is similar to 7 grams of unprotected niacin. Hope this helps! Mike
Article published the February 6, 2017
Take Home Messages
By-product feeds can provide nutritional and economic benefits for dairy managers.
Pricing and positioning are key focus areas to consider.
Several questions must be managed for on-farm success.
Feed variation must be considered when building dairy rations using by-product feeds.
By-product feeds (also referred to as co-product feed ...
Participation in Forum on December 8, 2016
The confusion may be DE stands for dairy efficiency (not digestible energy) which I used instead of feed efficiency. The take home message is as NDF levels increase in the ration up to 35%, feed efficiency declined reflecting less starch and fermentable fiber). Hope this helps! Mike Hutjens
Article published the September 2, 2016
Feeding high-producing cows continues to challenge dairy farmers and nutritionists. Also, dairy profit margins vary as milk prices and feed costs shift yearly. Feed costs represent the largest input cost to produce milk (estimated to be 35 to 50 percent). Feed additives are a group of feed ingredients that can cause a desired animal response in a non-nutrient role, such as ...
Article published the August 30, 2016
Take Home Messages
Dairy or feed efficiency reflects the level of fat-corrected milk yield produced per unit of dry matter consumed with an optimal range of 1.4 to 1.8 pounds of milk per pound of dry matter.
Days in milk, age, growth, changes in body condition score, body weight, forage quality, feed additives, and environmental factors will impact feed efficiency values.
Dairy managers shoul ...
Video published on October 23, 2014
Article published the November 29, 2013
Take Home Message
Making correct feed selection and management decisions in 1970 to 2012 were and will be critical as feed and milk prices fluctuate.
Changes over the last 40 years reflect new feed ingredient availability, forage storage and quality changes, and the need for more defined nutrients as dairy cow requirements based on research results changed with increasing milk production.
Video published on November 9, 2013
Mike Hutjens, Extension Dairy Specialist, speaks about his two talks: On-Farm Evaluation of Feeding Program and taking the right decisions for feeding in dairy farms in 2014.
Article published the May 22, 2013
Dairy managers watch manure changes as a guide when making feed changes. Fresh, undisturbed piles of feces or droppings may provide valuable clues on the nutritional status of the cow. Four aspects of manure evaluation can be considered.
Washing a cup of manure through a screen (6 to 8 squares to the inch) allows the dairy manager, nutritionist, or veterinarian to quickly find or ...
This member had joined Engormix
February 19, 2013