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The Beef Cattle Research Update includes
information on various research topics.
March 2012 -
Associations Between the Distance Traveled From Sale
Barns to U.S. Commercial Feedlots and Overall Performance, Risk of
Respiratory Disease and Cumulative Mortality in Feeder Cattle During
1997 to 2009; Effects of Weight Loss During Transit From Sale Barns
to Commercial Feedlots on Health and Performance in Feeder Cattle
Cohorts Arriving to Feedlots From 2000 to 2008; Associations Between
Weather Conditions During the First 45 Days Following Feedlot
Arrival and Daily Respiratory Disease Risks in Autumn-Placed U.S.
Feeder Cattle; Factors Controlling Puberty in Beef Heifers;
Integrating Bermudagrass Into Tall Fescue-Based Pasture Systems for
Stocker Cattle; Effects of Prepartum and Postpartum Bolus Injections
of Trace Minerals on Performance of Beef Cows and Calves Grazing
Native Range; The Effects of Supplementing Dried Distillers Grains
to Steers Grazing Cool-Season Meadow
December 2011 -
Effects of USDA Feeder Cattle Frame and Muscle Grades on Stocker and
Feeder Cattle Performance and Profitability; The Effects of
Supplementing Beef Cows Grazing Cornstalk Residue With a Dried
Distillers Grain- Based Cube on Cow and Calf Performance; Effect of
Supplemental Trace Minerals From Injection on Health and Performance
of Highly Stressed, Newly Received Beef Heifers; Consumer Assessment
of Beef Strip Loin Steaks of Varying Fat Levels; Eating and Drinking
Behaviors of Newly Received Feedlot Calves; 2011 Food and Health
Survey – Consumer Attitudes Towards Food Safety, Nutrition and
Health
September 2011 -
Effect of Castration Technique on Beef Calf
Performance and Residual Feed Intake; Effect of Preconditioning
Average Daily Gain on Feedlot Performance and Carcass
Characteristics of Beef Cattle; Heritability and Genetic
Correlations of Residual Feed Intake Between Angus and Simmental
Bulls and Resulting Steer Relatives; Effect of Dietary Energy on
Ovarian Development and Fertility in Postpubertal Beef Heifers;
Effect of Shade Area on Performance and Welfare of Short-Fed Feedlot
Cattle; Birth and Weaning Traits in Crossbred Cattle From Hereford,
Angus, Brahman, Boran, Tuli and Belgian Blue Sires; Relationship of
Ruminal Temperature With Parturition and Estrus of Beef Cows; U.S.
Consumers’ Valuation of Quality Attributes in Beef Products
June 2011 - Cattle
Temperament: Persistence of Assessments and Associations With
Productivity, Efficiency, Carcass and Meat Quality Traits;
Review: Update on Preconditioning Beef Calves Prior to Sale
by Cow-Calf Producers; Effect of Duration of Progesterone-Releasing
Device (Controlled Internal Drug-Release Insert) Treatment on
Reproductive Performance in Beef Cows; Giving Beef Calves a Choice
of Pasture Type Influences Behavior And Performance; Effect of
Grazing, Stage of Maturity at Harvest and Glycerol Treatment on
Wheat Harvested as Silage; Residual Feed Intake, Body Composition
and Fertility in Yearling Beef Heifers
March 2011 - Factors
Affecting Beef Cattle Producer Perspectives on Feed Efficiency;
Evaluation of Temperament on Pregnancy Rate in Beef Embryo Recipient
Cows; Effect of growing beef replacement heifers on wheat pasture
before and during breeding on reproductive performance; Castration
and morbidity and their effects on performance, carcass quality and
price differentials for bulls and steers; Survey of quality defects
in market beef and dairy cows and bulls sold through livestock
auction markets in the Western United States: I. Incidence rates;
Quality defects in market beef and dairy cows and bulls sold through
livestock auction markets in the Western United States II. Relative
effects on selling price; Cattle temperament: persistence of
assessments and associations with productivity, efficiency, carcass
and meat quality traits
December 2010 -
Influence of Phenotypic Hide Color and Sex Condition on Beef Carcass
Grading Performance and Value; Case Study: Searching for the
Ultimate Cow - The Economic Value of Residual Feed Intake at Bull
Sales; Tall fescue copper and copper-zinc superoxide dismutase
status in beef steers grazing three different fescue types;
Comparison of forage sampling method to determine nutritive value of
bahiagrass pastures; Current status of sexed semen technology; The
relative importance of weaning management and vaccination history on
performance by ranch-direct beef calves during weaning and
receiving; The relationship of bovine respiratory disease and
carcass ultrasound measures
September 2010 -
Effect of Dried Distillers Grains Supplementation on Calves Grazing
Bermudagrass Pasture or Fed Low-Quality Hay; Milk Yield and Quality
in Cows Sired by Different Beef Breeds; Comparison of Fetal Losses
from Diagnosis of Pregnancy Using Ultrasonography or Rectal
Palpation in Beef Heifers by Novice or Experienced Technicians; Feed
Intake and Performance of Heifers Sired by High- or Low-Residual
Feed Intake Angus Bulls; Interaction of Breed Type and Endophyte-Infected
Tall Fescue on Milk Production and Quality in Beef Cattle
June 2010 - Effect of Weaning Date (Normal vs. Late) on
Performance of Young and Mature Beef Cows and Their Progeny in a
Fall Calving System in the Southern Great Plains; Evaluation of fixed sources of variation and estimation of genetic
parameters for incidence of bovine respiratory disease in preweaned
calves and feedlot cattle; Efficacy of Endo-Fighter for reducing severity of tall fescue toxicosis in beef cattle; Performance and serum metabolites of fall-weaned beef steers
strip-grazing on nonstockpiled tall fescue; Factors influencing the price of North Dakota, South Dakota and
Montana feeder cattle; Effect of weaning and production management strategies on calf
growth and carcass traits; Effects of mineral supplementation and inorganic vs. organic
mineral sources on liver and blood serum levels and performance of
beef cows and their calves
March 2010 - Control of Horn Flies (Haematobia irritans) and Gastrointestinal
Nematodes and Its Relations With Growth Performance in Stocker
Cattle; Extension Demonstrations: On-Farm Wheat Yield Responses to Grazing
and Survey Thoughts on Establishment and Enterprise Diversification; Effects of Commingling Beef Calves From Different Sources and
Weaning Protocols During a Forty-Two-Day Receiving Period on
Performance and Bovine Respiratory Disease; Evaluation of Four Different Methods of Calf Birth Weight Data
Collection; The Impact of Reducing the Length of the Calving Season; Evaluating Residual Feed Intake Relative to Other Traits
Associated With Selection
December 2009
- Productivity of "Tifton-9" Bahiagrass at Different
Fertilizer Treatments and Cutting Intervals; Performance by Spring- and Fall-Calving Cows Grazing With Full
Access, Limited Access or No Access to Wild-Type Endophyte-Infected
Fescue - Two-Year Summary; Impact of a Starch- or Fiber-Based Creep Feed and Preconditioning
Diet on Calf Growth Performance and Carcass Characteristics; The Impact of Reducing the Length of the Calving Season; Effectiveness of Zinc, Administered Intranasally or Orally to
Newly Received Stocker Cattle, Against Bovine Respiratory Disease
and Effects on Growth Performance; Evaluation of Potassium Lactate Incorporated Gelatin Coating as an
Antimicrobial Intervention on Microbial Properties of Beef Steaks
September 2009
- Effect of Wagyu-
Versus Angus-Sired Calves on Feedlot Performance, Carcass
Characteristics and Tenderness; Relationship of various
incoming cattle traits with feedlot performance and carcass traits; Reproductive performance of
heifers offered ad libitum or restricted access to feed for a
140-day period after weaning; Effect of number of cows in
estrus and confinement area on estrous behavior of beef cows; Effect of weaning regimen on
energy profiles and reproductive performance of beef cows; A big hamburger
June 2009 - Effects of Tasco
in Alleviation of Heat Stress in Beef Cattle; Utilization of Cottonseed
Products in Bull Development Programs; The value of reproductive tract
scoring as a predictor of fertility and production outcomes in beef
heifers; Impact of water troughs on
cattle use of riparian zones in the Georgia Piedmont, USA; Performance of growing
cattle grazing stockpiled Jesup tall fescue with varying endophyte
status; National Beef Quality Audit -
2005: Survey of targeted cattle and carcass characteristics related
to quality, quantity and value of fed steers and heifers
March 2009 - Eye
White Percentage as a Predictor of Temperament in Beef Cattle;
Effects of Early Gestational Undernutrition on Fetal Growth, Organ
Development and Placentomal Composition in the Bovine ; An
evaluation of bovine respiratory disease complex in feedlot cattle:
Impact on performance and carcass traits using treatment records and
lung lesion scores; Performance and carcass traits of finishing
heifers fed crude glycerin; Growth implants reduced tenderness of
steaks from steers and heifers with different genetic potentials for
growth and marbling; Mother's milk
December 2008
- Effect of Selection for Residual Feed Intake on Postpartum
Performance of Brahman Cows; Effects of Tilmicosin alone or in
combination with Mannheimia haemolytica toxoid administered at
initial feedlot processing on morbidity and mortality of high-risk
calves; Corn oil or corn grain supplementation to steers grazing
endophyte-free tall fescue: I. Effects on in vivo digestibility,
performance and carcass quality; Effects of commingling beef calves
from different sources and weaning protocols during a 42-day
receiving period on performance and bovine respiratory disease;
Animal performance and economic comparison of novel and toxic
endophyte tall fescues to cool-season annuals; Impact of age and
source verification of calves on value received via video auctions
September 2008
- Effect of Pre-shipping Management on Measures of Stress and
Performance of Beef Steers During Feedlot Receiving; Pattern of Parturition as Affected by Time of Feeding and
Prediction of the Time of Day That Parturition Will Occur in
Spring-Calving Beef Cows; Evaluation of domperidone dosages and delivery methods for the
treatment of fescue toxicosis in beef heifers; Timing of artificial insemination in postpartum beef cows
following administration of the CO-Synch + controlled internal
drug-release protocol; Current efficacies of several cattle anthelmintics as determined
via fecal egg count reductions; Effects of weaning management strategies on performance and
health of calves during feedlot receiving
June 2008 - 2008 Farm Bill Amendments to and Status of Mandatory Country-of-Origin Labeling; Rotational Grazing on Rangelands: Reconciliation of Perception and Experimental Evidence
March 2008
- Long-term outlook; Supplemental trace minerals for
shipping-stressed cattle; Influence of reproductive tract score on
pregnancy in Angus heifers; Cow and calf performance while grazing
tall fescue pastures with toxic or nontoxic novel endophyte; Growth
performance and immune function of fall-born beef calves; Effects of
on-arrive versus delayed modified-live virus vaccination of
newly-received calves; Comparing fecal egg countreduction, weight
gain and product safety in stocker cattle treated with moxidectin or
ivermectin; Effect of region of origin on feedlot performance
andcarcass traits; Effect of percentage Angus on feedlot performance
and carcass traits; Combating endophyte-infected tall fescue;
Long-yearling vs. a calf-fedfeeding system performance and
economics; U.S. beef production per cow; Across-breed expected
progeny differences; Returns for U.S. cow-calf producers; Americans
dining out less; Burgers are going upscale; Four new beef products
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