2006 Nebraska Beef Cattle Report

Cow/Calf
Effects of Supplementing Beef Cows with Lipid from Whole Corn Germ
Effects of Supplementing Lactating, June-calving Cows on Second-calf Pregnancy Rates
Effects of Pre- and Postpartum Nutrition on Reproduction in Spring Calving Cows and Calf Feedlot Performance
Effects of Dam Nutrition on Growth and Reproductive Performance of Heifer Calves
A System for Wintering Beef Heifers Using Dried Distillers Grains
Feeding Melengestrol Acetate to Bulls Prior to and at Puberty Alters Body Weight, and Hormone Concentration
Vascular Endothelial Growth Factor mRNA Isoforms 120 and 164 Are Differentially Regulated Prior to Ovulation
Bull Exposure, When Combined with a Seven-Day MGA Synchronization, Does Not Enhance Rates in Cows

Growing
Digestibility of Undegradable Intake Protein of Feedstuffs
Effect of Fat and Undegradable Intake Protein in Dried Distillers Grains of Performance of Cattle Grazing Smooth Bromegrass Pastures
Effects of Supplementing Dried Distillers Grains to Steers Grazing Summer Sandhill Range
Influence of Dried Distillers Grains Supplementation Frequency on Forage Digestibility and Growth Performance
Dried Distillers Grains Supplementation of Calves Grazing Corn Residue

Beef Feedlot (Finishing)
Effect of Corn Hybrid and Processing Method on Site and Extent of Nutrient Digestibility Using the Mobile Bag Technique
Influence of Corn Hybrid and Processing Method on Digestibility and Ruminal Fermentation
Influence of Corn Hybrid on Kernel Traits
Influence of Corn Hybrid, Kernel Traits, and Dry Rolling or Steam Flaking on Digestibility
Effect of Corn Processing in Finishing Diets Containing Wet Distillers Grains on Feedlot Performance and Carcass Characteristics of Finishing Steers
Effect of Dietary Inclusion of Wet Distillers Grains on Feedlot Performance of Finishing Cattle and Energy Value Relative to Corn
Economic Optimum Use of Wet Distillers Grains in Feedlots
Evaluation of a Low Protein Distillers By-product for Finishing Cattle
Effect of MIN-AD Ruminal Buffer and Roughage Level on Ruminal Metabolism and Extent of Digestion in Steers
Sodium Chloride and Soybeans in Feedlot Diets
Effects of Field Pea Level and Processing in Finishing Diets
Vaccination for Escherichia coli O157:H7 in Market Ready Feedlot Cattle
Large-scale Clinical Trial to Evaluate an Experimental Escherichia coli Vaccine
Effect of Optaflexx Dosage and Duration of Feeding Prior to Slaughter on Feed Conversion and Carcass Characteristics
Effects of Optaflexx Fed in Combination with MGA on Feedlot Heifer Performance
Growth Promoting Agents and Season Effects on Blood Metabolite and Body Temperature Measures
Inhibition of Methanogenesis in Rumen Fluid Cultures
Livestock Risk Protection Insurance vs. Futures Hedging: Basis Risk Implications
Summary of Manure Amounts, Characteristics, and Nitrogen Mass Balance for Open Feedlot Pens in Summer Compared to Winter
Nitrogen Mass Balance and Cattle Performance of Steers Fed Clinoptilolite Zeolite Clay
Factors Affecting Nitrogen Losses as Measured Using Forced-air Wind Tunnels and Nitrogen Mass Balance
Managing Phosphorus in Beef Feedlot Operations
Economics of Manure Phosphorus Distribution from Beef Feeding Operations
Valuing Feedyard Management Education, Experience, and Expertise


Beef Products
Alternative Enhancement Strategies for Beef Muscles
Flavor Relationships among Muscles of the Beef Chuck and Round
The Influence of Cooking Rate and Holding Time on Beef Flavor
Wet Distillers Grains plus Solubles Do Not Increase Liver-like Off-flavors in Cooked Beef

Appendix
Statistics Used in the Nebraska Beef Report and Their Purpose
Animal Science Department

Extension is a Division of the Institute of Agriculture and Natural Resources
at the University of Nebraska Lincoln cooperating with the Counties and
the United States Department of Agriculture.

University of Nebraska Lincoln Extension educational programs abide with
the nondiscrimination policies of the University of Nebraska Lincoln and
the United States Department of Agriculture.

© 2005, The Board of Regents of the University of Nebraska. All rights reserved.

Acknowledgments

Appreciation is expressed to the following firms, associations or agencies who provided grant support for research in the beef cattle program.
Abengoa Bioenergy Corp., York, Nebraska Beef Board, Centennial, Colorado Bioniche Lifes Services, Belleville, Ontario, Canada Cargill Corn Milling, Blair, Nebraska Elanco Animal Health, Indianapolis, Indiana Intervet, Millsboro, Delaware J.C. Robinson Seed Co., Waterloo, Nebraska		Montana State University, Boseman, Montana Nebraska Cattlemen, Inc., Lincoln, Nebraska Nebraska Corn Board, Lincoln, Nebraska Nutrition Physiology Corp., Amarillo, Texas P zer Inc., New York, New York Soypass Royalty Funds, University of Nebraska, Lincoln, Nebraska
Appreciation is also expressed to the following firms who provided products or services
Abengoa Bioenergy Corp., York, Nebraska Boehringer Ingelheim Vetmedica, St. Joseph, Missouri Cargill Corn Milling, Blair, Nebraska Chief Ethanol Fuels, Hastings, Nebraska Dakota Gold, Sioux Falls, South Dakota Elanco Animal Health, Indianapolis, Indiana Fort Dodge Animal Health, Overland Park, Kansas Greater Omaha Pack, Omaha, Nebraska Hi Gain Inc., Cozad, Nebraska Intervet, Millsboro, Delaware Iowa Limestone, Des Moines, Iowa		Lignotech, Rothschild, Wisconsin Liquid Feed Commodities, Fremont, Nebraska Mead Cattle Co., Mead, Nebraska Pfizer Animal Health, New York, New York Pharmacia Upjohn, Kalamazoo, Michigan PharmAgra Labs, Inc., Brevard, North Carolina Premium Protein Products, Hastings, Nebraska Rex Ranch, Whitman, Nebraska Schering Plough Animal Health, Kenilworth, New Jersey USDA Meat Grading and Certification Branch, Omaha, Nebraska

Appreciation is also expressed to the following research technicians, unit managers, and crew involved in the research programs at our various locations.
Agricultural Research and Development Center, Ithaca			Animal Science Department, Lincoln
Jeff Bergman Logan Dana Tom Drieling Matt Greenquist Allison Miller	Chuck Rezac Ken Rezac Matt Sillivan Darren Vinton Doug Watson		Josh Benton Deb Clopton Ruth Diedrichsen Jeryl Hauptman Janet Hyde Tommi Jones Matt Luebbe	Jim MacDonald Clyde Naber Robert Peterson Calvin Schrock Joseph Schulz Candice Toombs Kyle Vander Pol
Gudmundsen Sandhills Laboratory, Whitman			Panhandle Research and Extension Center, Scottsbluff
Andy Applegarth Jackie Musgrave John Nollette	Ryan Sexson Troy Smith		Nabor Guzman	Paul McMillen Doug Pieper
West Central Research and Extension Center, North Platte			Dalbey-Halleck Farm
Rex Davis T. L. Meyer	Jim Teichert		Mark Dragastin
Northeast Research and Extension Center, Norfolk
Sheryl Colgan Bob Frerichs	Kevin Heithold Lee Johnson

Electronic copies of Nebraska Beef Reports and Summaries are available at: http://animalscience.unl.edu; Click on Area of Interest; Beef Cattle; Beef Reports.