Results 81 to 90 of about 13,944 (230)

DYNAMICALLY OPTIMAL AND APPROXIMATELY OPTIMAL BEEF CATTLE DIETS FORMULATED BY NONLINEAR PROGRAMMING

open access: yes
Cattle purchasing, feeding, and selling decisions are described by a free-time optimal control model. The nutrient constraints of the National Research Council and a recently published dry matter intake constraint augment the model and make it nonlinear ...
Hertzler, Greg
core  

Factor Price Disparity in the Feeder Cattle Market and Retained Ownership Decision Making: An Application of Farm-Level Feed-Out Data

open access: yes
This study uses farm-level data from a university feed-out program to evaluate how the value of feeder cattle ultimately realized through finishing and grid pricing differs from their market value at public auction.
Anderson, John D., White, Brad J.
core  

Alternative Pricing and Delivery Strategies for Alberta Cattle Feeders

open access: yes
This study evaluates the risk and returns to cattle feeding in Alberta from the application of alternative marketing and pricing strategies. Feedlot finishing of 650 pound calves and 800 pound yearlings is modeled over the years from 1980 to 1993.
Novak, Frank S., Viney, Bruce
core  

Acute interstitial pneumonia in feedlot cattle

open access: yes
Master of ScienceDepartment of Clinical SciencesDaniel U. ThomsonAcute Interstitial Pneumonia (AIP) is a costly issue that affects feedlot cattle, especially during hot and dry summers.
Valles, Jose Antonio
core  

Fattening cattle on corn on a typical Nebraska feedlot

open access: yes, 2006
A large number of cattle eating grain to fatten them on a ...
The Nebraska Cattleman Magazine
core  

Determinants of Feedlot Cattle Death Loss Rates [PDF]

open access: yes
Death loss in feedlot cattle can have significant impacts on feedlot profitability. Not only does death loss result in foregone revenue, but the operation still incurs the costs to date associated with those animals.
Raper, Kellie Curry   +3 more
core   +1 more source

Sorting Cattle with Accumulated Data: What is the Accuracy and Economics

open access: yes
Increasingly feedlots are managing cattle as individual animals rather than on a pen level basis. As such it is possible to predict an optimal marketing date for each animal.
Lawrence, John D., Ibarburu, Maro A.
core  

THE VALUE OF PRECONDITIONING PROGRAMS IN BEEF PRODUCTION SYSTEMS

open access: yes
Net returns to feeding were calculated for preconditioning. The added value to cattle feeders, without accounting for death loss, from purchasing preconiditioned calves over calves of unknown origin is $46.83/head and $49.54/head for the CPH and GT ...
Roeber, D.L., Umberger, Wendy J.
core  

Feedlot Profitability in Wagyu-influenced Cattle [PDF]

open access: yes
Feedlot profitability of Wagyu-influenced cattle is examined using data from a privately owned feedlot in the Midwest. The data contain more than 15,000 head of cattle, including full blood Angus and Wagyu-Angus crossbred cattle of 12.5%, 25% and 50 ...
Raper, Kellie Curry   +3 more
core   +1 more source

U.S.-Mexico production costs compared: At present, livestock production more favorable in Imperial Valley

open access: yesCalifornia Agriculture, 1991
Cattle production rates and feed costs are similar in Baja California and Southern California. However, Mexican feedlot and dairy enterprises have higher finance charges and higher total production costs than comparable U.S. enterprises. Assuming current
J Guerrero   +4 more
doaj  

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