Page Banner

United States Department of Agriculture

Agricultural Research Service

Related Topics

Keith E Gregory
Northern Plains Area
(This person is no longer with ARS)
Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
GENETIC (CO)VARIANCES FOR CALVING DIFFICULTY SCORE IN COMPOSITE AND PARENTAL POPULATIONS OF BEEF CATTLE. I. CALVING DIFFICULTY SCORE, BIRTH WEIGHT, WEANING WEIGHT, AND POST-WEANING GAIN - (Peer Reviewed Journal) - (17-Aug-00)
GENETIC (CO)VARIANCES FOR CALVING DIFFICULTY SCORE IN COMPOSITE AND PARENTAL POPULATIONS OF BEEF CATTLE. II. REPRODUCTIVE, SKELETAL AND CARCASS TRAITS - (Peer Reviewed Journal) - (17-Aug-00)
INITIAL RESULTS OF A GENOMIC SCAN FOR OVULATION RATE IN A CATTLE POPULATIONSELECTED FOR INCREASED TWINNING RATE - (Peer Reviewed Journal)
Kappes, S.M., Bennett, G.L., Keele, J.W., Echternkamp, S.E., Gregory, K.E., Thallman, R.M. 2000. Initial results of a genomic scans for ovulation rate in a cattle population selected for increased twinning rate. Journal of Animal Science. 78(12):3053-3059.
Prediction of Ovulation Rate in Cattle Using Genetic Markers - (Abstract Only) - (01-Jul-99)
Effects of Twinning on Gestation Length, Retained Placenta, and Dystocia - (Peer Reviewed Journal) - (29-Aug-98)
Effects of Twinning on Postpartum Reproductive Performance in Cattle Selected for Twin Births - (Peer Reviewed Journal) - (29-Aug-98)
Germplasm Evaluation in Beef Cattle -- Cycle Iv: Birth and Weaning Traits - (Peer Reviewed Journal) - (04-Jun-98)
A Model of Litter Size Distribution in Cattle - (Peer Reviewed Journal) - (17-Feb-98)
Relative Contributions of Subcutaneous and Intermuscular Fat to Yields and Predictability of Retail Product, Fat Trim and Bone in Beef Carcasses - (Peer Reviewed Journal) - (16-Feb-98)
Bayesian Analysis of Twinning and Ovulation Rates Using a Multiple-Trait Threshold Model and Gibbs Sampling - (Peer Reviewed Journal) - (16-Jan-98)
Reproduction and Maternal Performance of F1 Cows by Diverse Sire Breeds - (Abstract Only) - (17-Nov-97)
Use of Heterosis and Breed Complementarity to Improve Efficiency of Beef Production - (Proceedings) - (10-Nov-97)
Composite Breeds to Use Heterosis and Breed Differences to Improve Efficiency of Beef Production - (Proceedings) - (10-Nov-97)
Preliminary Results from Cycle V of the Cattle Germplasm Evaluation Program at the Roman L. Hruska U.S. Meat Animal Research Center - (Proceedings) - (21-Aug-97)
Proportions of Subcutaneous and Intermuscular Fat from Beef Carcasses Fabricated into Retail Product Trimmed to Two Fat Levels - (Abstract Only) - (21-Feb-97)
Genetic and Environmental Parameters for Ovulation Rate, Twinning Rate, and Weight Traits in a Cattle Population Selected for Twinning - (Peer Reviewed Journal) - (08-Jan-97)
Estimation of Direct and Maternal Breed Effects for Prediction of Epd for Birth and Weaning Weights in Three Multibreed Populations - (Peer Reviewed Journal) - (28-Oct-96)
Genetic Variances and Covariances Between Birth Weight, 200-D Weight and Postweaning Gain in Composites and Parental Breeds of Beef Cattle - (Peer Reviewed Journal) - (08-Jul-96)
Prediction of the Proportion of Triplet Births in Cattle Selected for Increased Twinning - (Abstract Only) - (13-Jun-96)
Simulation of Ovulation Rate in a Herd Selected for Twinning - (Abstract Only) - (10-Jun-96)
Bayesian Analysis of Twinning and Ovulation Rate Using a Multiple Trait Threshold Model and Gibbs Sampling - (Abstract Only) - (10-Jun-96)
Characterization of Follicular Development Between Cattle Selected and Unselected for Natural Twin Births - (Abstract Only) - (22-Apr-96)
Direct and Maternal Genetic Covariances by Age of Dam for Weaning Weight - (Peer Reviewed Journal) - (28-Mar-96)
Direct and Maternal Genetic Correlations Between Calving Difficulty and Birth Weight Between First, Third and Later Parities - (Abstract Only) - (23-Feb-96)
Reproductive Performance of Cattle Producing Twin Births - (Abstract Only) - (22-Feb-96)
A Search for Quantitative Trait Loci for Ovulation Rate in Cattle - (Peer Reviewed Journal) - (07-Feb-96)
Variances of Additive and Dominance Genetic Effects for Ovulation and Twinning Rates in a Population Selected for Twinning - (Peer Reviewed Journal) - (29-Jan-96)
Effects of Twinning on Dystocia, Calf Survival, Calf Growth, Carcass Traits, and Cow Productivity - (Peer Reviewed Journal) - (01-Dec-95)
Ovarian Follicular Dynamics in Cattle Selected for Twin Births - (Abstract Only) - (26-Jul-95)
Effects of Freemartin Sex Condition on Growth and Carcass Traits of Cattle - (Abstract Only) - (24-Jul-95)
A Candidate Gene Search for Quantitative Trait Loci for Ovulation Rate in Cattle - (Abstract Only) - (24-Jul-95)
Direct and Maternal Breed Effects on Birth and 200-D Weights in Three Multibreed Populations of Beef Cattle - (Abstract Only) - (24-Jul-95)
Genetic and Phenotypic (Co) Variances for Growth Traits of Intact Male Populations of Purebred and Composite Beef Cattle - (Peer Reviewed Journal) - (30-Mar-95)
Genetic and Phenotypic (Co) Variances for Production Traits of Female Populations of Purebred and Composite Beef Cattle - (Peer Reviewed Journal) - (30-Mar-95)
Genetic and Phenotypic (Co) Variances for Growth and Carcass Traits of Purebred and Composite Populations of Beef Cattle - (Peer Reviewed Journal) - (20-Mar-95)
Genetic Trend and Environmental Effects in a Population Selected for Twinning - (Peer Reviewed Journal) - (20-Mar-95)
Last Modified: 9/1/2014
Footer Content Back to Top of Page