2003 Nebraska Beef Cattle Report

Cow/Calf
Evaluation of Cow and Calf Performance and Profit Potential in Beef Systems
Comparison of Two Heifer Development Systems on a Commercial Nebraska Ranch
Value of Dry Distillers Grains in High-Forage Diets and Effect of Supplementation Frequency
Microbial Protein Production in Gestating Cows Supplemented with Different Sources of Rumen Degradable Protein Grazing Dormant Range
Microbial Protein Synthesis and Efficiency in Nursing Calves

Growing
Amino Acid Supplementation to Growing Heifers Fed Soypass®
Utilization of Genetically Enhanced Corn Residue on Grazing Steer Performance
Effects of Grazing Corn Stalks in the Spring on Subsequent Crop Yields

Finishing
Intervention Strategies for Reduction of E. coli O157:H7 in Feedlot Steers
Wet Corn Gluten Feed Levels for Steam-flaked Corn Based Finishing Diets
Effects of Corn Processing Method and Crude Protein Level with the Inclusion of Wet Corn Gluten Feed on Finishing Steer Performance
Corn Steep and Bran:Germ Meal Ratio in Steam-flaked CornBased Finishing Diets
Feeding Transgenic (Bt Corn Rootworm Protected and Roundup-Ready®) Corn to Feedlot Cattle
Effects of Starch Endosperm Type and Corn Processing Method on Feedlot Performance, Nutrient Digestibility and Ruminal Fermentation of High-Grain Diets
Evaluation of Buffering Agents in Feedlot Diets for Cattle
Feeding Kelp Meal in Feedlot Diets
Summer vs. Winter Growth Promotant Strategies for IntactYearling Heifers
Body Temperature Changes Associated with Moving Feedlot Cattle
Adjustments for Wind Speed and Solar Radiation to the Temperature-Humidity Index
Impact of Manure Application on Phosphorus in Surface Runoff and Soil Erosion
Effect of Organic Matter Addition to the Pen Surface on Feedlot Nitrogen Balance
Carbon Sequestration Following Beef Cattle Feedlot Manure, Compost, and Fertilizer Applications
Relationships of Chute-Side Measurements to Carcass Measurements
Sorting Strategies for Yearlings

Beef Products
Carcass and Palatability Characteristics of Calf-fed and Yearling Finished Steers
Cow Muscle Profiling: Processing Traits of 21 Muscles from Beef and Dairy Cow Carcasses
Quality Traits of Grain- and Grass-Fed Beef: A Review
The Effects of Tumbler Volume on Roasted Beef Quality
Ingredient Opportunities for Case-Ready Beef

New Techniques and Technology
Estimation of Rumen Undegradable Protein in Forages by Using Neutral Detergent Insoluble Nitrogen at a Single In Situ Incubation Time Point
Estimating Rumen Undegradable Protein in Smooth Bromegrass and Legumes
Influence of Rinsing Technique and Sample Size on In situ Protein Degradation

Acknowledgments

Appreciation is expressed to the following firms, associations or agencies who provided grant support for research in the beef cattle program.
ARD Interdisciplinary Grants Program, UNL Celtic Sea Minerals Co., Cork, Ireland Cargill Corn Milling, Blair, Neb. Elanco Animal Health, Indianapolis, Ind. Fort Dodge Animal Health, Overland Park, Kan. J.C. Robinson Seed Co., Waterloo, Neb. LB1206, Preharvest E. coli 0157:H7 Research, Lincoln, Neb. Minnesota Corn Processors, Columbus, Neb. Monsanto, St. Louis, Mo.		Moor Mans Feed Manufacturing, Quincy, Ill. National Cattlemens Beef Association, Denver, Co. Nebraska Corn Board, Lincoln, Neb. Nebraska Beef Council, Kearney, Neb. Novartis Seeds, Golden Valley, Minn. Soypass Royalty Funds, University of Nebraska, Lincoln, Neb. U.S. Poultry and Egg Assoc., Atlanta, Ga. USDA National Research Initiative Competitive Grants Program, Washington, D.C.
Appreciation is also expressed to the following firms who provided products or services.
Cargill Corn Milling, Blair, Neb. Central Beef Ind., L.L.C., Central. Fla. Dakota Commodities, Scotland, S.D. Elanco Animal Health, Indianopolis, In. Excel Corp., Schuyler, Neb. Fort Dodge Animal Health, Overland Park, Kan. Hi Gain Inc., Cozad, Neb. High Plains Corporation, York, Neb. IBP Inc., Dakota City, Neb. Intervet, Millsboro, Del. Iowa Limestone, Des Moines, Iowa Lignotech, Rothschild, Wis.		Liquid Feed Commodities, Fremont, Neb. Mead Cattle Co., Mead, Neb. Nebraska Department of Environmental Quality, Lincoln, Neb. Packerland Packing Co., Gering, Neb. Packerland Packing Co., Green Bay, Wis. Rex Ranch, Whitman, Neb. Schering Plough Animal Health, Kenilworth, N.J. SEM Minerals, Quincy, Ill. Sun Land Beef Co., Tolleson, Ariz. U.S. Environmental Protection Agency, Washington, D.C. USDA National Research Initiative Competitive Grants Program, Washington, D.C.

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 Mark Blackford Bob Broweleit Logan Dana Don McClure	Allison Miller Karl Moline Ken Rezac Matt Sillivan Doug Watson		Jeff Folmer Tim Loy Clyde Naber Jeryl Hauptman Janet Hyde Tommi Jones	Casey Macken Clint Schafer Calvin Schrock Candice Toombs Kim Whittet Casey Wilson
Gudmundsen Sandhills Laboratory, Whitman			Panhandle Research and Extension Center, Scottsbluff
Andy Applegarth June Emerson Jackie Musgrave	John Nollette Chris Sayer Troy Smith		Nabor Guzman	Paul McMillen
West Central Research and Extension Center, North Platte			Dalbey-Halleck Farm
Tom Arensdorf Rex Davis	Tim Griffin Russell Sandberg		Mark Dragastin
Northeast Research and Extension Center, Norfolk
Wanda Kreikemeier Bob Frerichs	Kevin Heithold Lee Johnson

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File MP80 under: BEEF
Issued January 2003; 3,000 printed.

Electronic version issued February 2003
pubs@unl.edu

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Issued in furtherance of Cooperative Extension work, Acts of May 8 and June 30, 1914, in cooperation with the U.S. Department of Agriculture. Elbert C. Dickey, Director of Cooperative Extension, University of Nebraska, Institute of Agriculture and Natural Resources.

University of Nebraska Cooperative Extension educational programs abide with the non-discrimination policies of the University of Nebraska-Lincoln and the United States Department of Agriculture.