TAMU ANSC 318 - Dairy Cattle Nutrition and Feeding II (5 pages)

Previewing pages 1, 2 of 5 page document View the full content.
View Full Document

Dairy Cattle Nutrition and Feeding II



Previewing pages 1, 2 of actual document.

View the full content.
View Full Document
View Full Document

Dairy Cattle Nutrition and Feeding II

204 views

Continue dairy cattle nutrition and feeding with systems and requirements


Lecture number:
21
Pages:
5
Type:
Lecture Note
School:
Texas A&M University
Course:
Ansc 318 - Feeds & Feeding
Edition:
1

Unformatted text preview:

ANSC 1st Edition Lecture 21 Outline of Last Lecture I Dairy Cattle NE Requirements Particle Size and Adding Buffers to Diet Outline of Current Lecture II Adding Fat to Dairy Cow Diets a Benefits b Sources III Feeding Systems for Lactating Dairy Cows a Traditional Feeding System i Advantages b Total Mixed Ration Feeding System i Advantages IV Body Condition Scoring in Dairy Cows a Target BCS Scores V Nutritional Recommendations a Phase I Early Lactation b Phase II Mid Lactation c Phase III Late Lactation Current Lecture Dairy Cattle Nutrition and Feeding Adding Fat to Dairy Cow Diets Energy density of the diet can be increased by replacing a portion of the grain in the diet with fat fat is 2 5X more energy dense Fat added diets allow more energy intake while avoiding excess starch and low fiber intakes Including more than 8 fat in total diet will cause DMI to decrease fiber digestion to decrease too many LCFAs incidence of digestive upsets to increase Most grains and forages contain about 3 fat Therefore fat can be added to diets at 5 without adversely affecting DMI or digestibility 3 5 milk fat is ideal Benefits of Adding Fat high producing cows during the first 2 5 months of lactation benefit the most from fat added diets These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute cows fed fat added diets typically produce 4 to 6 lbs more milk per day cows fed fat added diets lose less weight during early lactation heat stressed 80 degrees cows eat less and produce less milk heat increment is much lower for fats feeding fat added diets to heat stressed cows is beneficial because heat increment is decreased feeding fat added diets may reduce the incidence of ketosis and enhance reproductive performance more likely to return to estrus and rebreed Sources of Fat for Lactating Dairy Cows Fat Source Fat CP ADF Amount to feed lb day 1 Plant Oil Seed Sources Cottonseed 23 23 35 5



View Full Document

Access the best Study Guides, Lecture Notes and Practice Exams

Loading Unlocking...
Login

Join to view Dairy Cattle Nutrition and Feeding II and access 3M+ class-specific study document.

or
We will never post anything without your permission.
Don't have an account?
Sign Up

Join to view Dairy Cattle Nutrition and Feeding II and access 3M+ class-specific study document.

or

By creating an account you agree to our Privacy Policy and Terms Of Use

Already a member?