Supplementing Fat to the Cow Herd
نویسنده
چکیده
منابع مشابه
Potential for Segregating Milk: Herd Differences in Milk Value for Fluid and Five Manufactured Products
Herd differences in value of milk for fluid use, nonfat dry milk, and Cheddar, Swiss, Mozzarella, and cottage cheeses were determined. Data were 1988 herd average fecords from the National Cooperative Dairy Herd Improvement Program that included milk, fat, and protein yields from 50,608 herds (3.8 million cows) that produced 28.8 billion kg of milk Values of annual yield were calculated both on...
متن کاملStudies in Milk Secretion. VI. on the Variations and Correlations of Butter-Fat Percentage with Age in Jersey Cattle.
PAGE ................................................................. INTRODUCTION 250 Material and methods ........................................................ 251 Variation of butter-fat percentage in Jersey milk with the age when the test was made ........................................................... 252 Analytical constants describing the variation of butter-fat percentage at dif...
متن کاملProceedings, The Range Beef Cow Symposium XX
Supplementation of cows grazing rangelands is often beneficial to overcome nutrient deficiencies or imbalances. However, supplemental feeds and their delivery to the cow herd are expenses and thus supplementation decisions should be carefully made to ensure that costs are minimized and benefits in terms of cow performance exceed supplementation costs. When supplementing cows, there are question...
متن کاملImplications of changing a Friesian dairy system to a Friesian- Jersey crossbred dairy system
Introduction Investigating and comparing the two systems Comparing some technical efficiency ratios and profit Points to note about the comparison Conclusions References Abstract. In this study, budgets of herd dynamics, feed and energy supply, production and profit of alternative dairy farm systems were used to examine the effects of changing a 230 cow Holstein-Friesian (HF) dairy system to a ...
متن کاملRegional Production Differences
The DHI records from 37 states were grouped into North, Midsouth, and South regions and six herd sizes (20 to 49, 50 to 99, 100 to 149, 150 to 249, 250 to 449, and >450 cows). Data were analyzed by region and by herd size for the year 1998. The North region had higher income over feed cost, milk, fat, and protein rolling herd averages than other regions. These variables declined for the Midsout...
متن کامل