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| 1 | Genetic relationships among calving ease, gestation length, and calf survival to weaning in the Asturiana de los Valles beef cattle breed | Cervantes, I., J. P. Gutiérrez, I. Fernández, and F. Goyache |
| 2 | Genetic parameters for calving ease, gestation length, and birth weight in Charolais cattle | Mujibi, F. D. N. and D. H. Crews, Jr. |
| 3 | Effects of exogenous glucose or colostrum on body temperature, plasma glucose, and serum insulin in cold-stressed, newborn Brahman calves | Stanko, R. L., M. J. Guthrie, C. C. Chase Jr and R. D. Randel |
| 4 | Mifepristone (RU 486) induces parturition in primiparous beef heifers and reduces incidence of dystocia | Dlamini, B. J., Y. Li and L. L. Anderson |
| 5 | Refined mapping of twinning-rate quantitative trait loci on bovine chromosome 5 and analysis of insulin-like growth factor-1 as a positional candidate gene | Kim, E.-S., X. Shi, O. Cobanoglu, K. Weigel, P. J. Berger, and B. W. Kirkpatrick |
| 6 | Calf birth weight and its association with calf and cow survivability, disease incidence, reproductive performance, and milk production | Linden, T. C. , R. C. Bicalho, and D. V. Nydam |
| 7 | Experimental selection for calving ease and postnatal growth in seven cattle populations. I. Changes in estimated breeding values | Bennett, G. L. |
| 8 | Milk yield of primiparous beef cows from three calving systems and varied weaning ages | Grings, E. E., A. J. Roberts, T. W. Geary, and M. D. MacNei |
| 9 | Experimental selection for calving ease and postnatal growth in seven cattle populations. II. Phenotypic differences | Bennett, G. L., R. M. Thallman, W. M. Snelling, and L. A. Kuehn |
| 10 | Increased calf production in cattle selected for twin ovulations | Echternkamp, S. E., R. M. Thallman, R. A. Cushman, M. F. Allan, and K. E. Gregory |
| 11 | Beef heifer development within three calving systems | Grings, E. E., T. W. Geary, R. E. Short, and M. D. MacNeil |
| 12 | Evaluation of birth and weaning traits of Romosinuano calves as purebreds and crosses with Brahman and Angus | Riley, D. G., C. C. Chase, Jr., S. W. Coleman, and T. A. Olson |
| 13 | Evaluation of calving seasons and marketing strategies in Northern Great Plains beef enterprises. II. Retained ownership systems | Reisenauer Leesburg, V. L., M. W. Tess, and D. Griffith |
| 14 | Evaluation of calving seasons and marketing strategies in Northern Great Plains beef enterprises: I. Cow-calf systems | Reisenauer Leesburg, V. L., M. W. Tess, and D. Griffith |
| 15 | Genetic relationships among calving ease, calving interval, birth weight, and weaning weight in the Asturiana de los Valles beef cattle breed | Gutiérrez, J. P., F. Goyache, I. Fernández, I. Alvarez, and L. J. Royo |
| 16 | Genetic parameters for calving rate and calf survival from linear, threshold, and logistic models in a multibreed beef cattle population | Guerra, J. L. L., D. E. Franke, and D. C. Blouin |
| 17 | Estimates of genetic correlations between days to calving and reproductive and weight traits in Nelore cattle | Forni, S. and L. G. Albuquerque |
| 18 | Genetic parameters for stayability, stayability at calving, and stayability at weaning to specified ages for Hereford cows | Martinez, G. E., R. M. Koch, L. V. Cundiff, K. E. Gregory, S. D. Kachman, and L. D. Van Vleck |
| 19 | Calving system and weaning age effects on cow and preweaning calf performance in the Northern Great Plains | Grings, E. E., R. E. Short, K. D. Klement, T. W. Geary, M. D. MacNeil, M. R. Haferkamp, and R. K. Heitschmidt |
| 20 | Genetic parameters for calving difficulty, stillbirth, and birth weight for Hereford and Charolais at first and later parities | Eriksson, S., A. Näsholm, K. Johansson, and J. Philipsson |
| 21 | Genetic relationships between calving and carcass traits for Charolais and Hereford cattle in Sweden | Eriksson, S., A. Näsholm, K. Johansson, and J. Philipsson |
| 22 | Genetic relationships between calving performance and beef production traits in Piemontese cattle | Albera, A., A. F. Groen, and P. Carnier |
| 23 | Evaluation models and genetic parameters for calving difficulty in beef cattle | Phocas, F. and D. Laloë |
| 24 | Influence of body condition at calving and postpartum nutrition on endocrine function and reproductive performance of primiparous beef cows | Ciccioli, N. H., R. P. Wettemann, L. J. Spicer, C. A. Lents, F. J. White, and D. H. Keisler |
| 25 | Management of twinning cow herds | Kirkpatrick, B. W. |
| 26 | Genetic (co)variances for calving difficulty score in composite and parental populations of beef cattle: II. Reproductive, skeletal, and carcass traits | Bennett, G. L. and K. E. Gregory |
| 27 | Genetic (co)variances for calving difficulty score in composite and parental populations of beef cattle: I. Calving difficulty score, birth weight, weaning weight, and postweaning gain | Bennett, G. L. and K. E. Gregory |
| 28 | Comparison of threshold vs linear and animal vs sire models for predicting direct and maternal genetic effects on calving difficulty in beef cattle | Ramirez-Valverde, R., I. Misztal, and J. K. Bertrand |
| 29 | Age of calf at weaning of spring-calving beef cows and the effect on cow and calf performance and production economics | Story, C. E., R. J. Rasby, R. T. Clark, and C. T. Milton |
| 30 | Genetic parameters for direct and maternal calving ability over parities in Piedmontese cattle | Carnier, P, .A. Albera, R. Dal Zotto, A. F. Groen, M. Bona, and G. Bittante |
| 31 | Quantitative analysis of birth, weaning, and yearling weights and calving difficulty in Piedmontese crossbreds segregating an inactive myostatin allele | Casas, E., J. W. Keele, S. C. Fahrenkrug, T. P. Smith, L. V. Cundiff, and R. T. Stone |
| 32 | Sire marbling score expected progeny difference and weaning weight maternal expected progeny difference associations with age at first calving and calving interval in Angus beef cattle | Frazier, E. L., L. R. Sprott, J. O. Sanders, P. F. Dahm, J. R. Crouch, and J. W. Turner |
| 33 | Effects of twinning on postpartum reproductive performance in cattle selected for twin births | Echternkamp, S. E. and K. E. Gregory |
| 34 | Effects of twinning on gestation length, retained placenta, and dystocia | Echternkamp, S. E. and K. E. Gregory |
| 35 | Threshold-linear versus linear-linear analysis of birth weight and calving ease using an animal model: I. Variance component estimation | Varona, L., I. Misztal, and J. K. Bertrand |
| 36 | Threshold-linear versus linear-linear analysis of birth weight and calving ease using an animal model: II. Comparison of models | Varona, L., I. Misztal, and J. K. Bertrand |
| 37 | Effects of Induced Parturition and Early Obstetrical Assistance in Beef Cattle | Bellows, R. A., R. E Short, R. B. Staigmiller, and W. L. Milmine |
| 38 | Germplasm evaluation in beef cattle-cycle IV: birth and weaning traits | Cundiff, L. V., K. E. Gregory, and R. M. Koch |
| 39 | Late-gestation treatment of pregnant cows with trenbolone acetate does not increase subsequent growth of heifer calves | Harting, M. A., D. M. de Avila, K. A. Johnson, and J. J. Reeves |
| 40 | Gonadotropin-releasing hormone enhances the calving rate of beef females administered norgestomet and alfaprostol for estrus synchronization | doValle, E. R., L. C. Cruz, and D. J. Kesler |
| 41 | Effects of sire, dam traits, calf traits, and environment on dystocia and subsequent reproduction of two-year-old heifers | Colburn, D. J., G. H. Deutscher, M. K. Nielsen, and D. C. Adams |
| 42 | Effect of prostaglandin F2 alpha administered before estrus synchronization with norgestomet and estradiol valerate on calving rates of beef cows | Kesler, D. J., D. B. Faulkner, R. Machado, F. A. Ireland, and K. E. Tjardes |
| 43 | Calving intervals in beef cows at 2, 3, and 4 years of age when breeding is not restricted after calving | Werth, L. A., S. M. Azzam, and J. E. Kinder |
| 44 | Effects of twinning on dystocia, calf survival, calf growth, carcass traits, and cow productivity | K. E. Gregory, S. E. Echternkamp, and L. V. Cundiff |
| 45 | Factors affecting dystocia in Brahman-cross heifers in subtropical southeastern United States | Bellows, R. A., P. C. Genho, S. A. Moore, and C. C. Chase, Jr |
| 46 | Reproductive responses and calf birth and weaning weights as affected by body condition at parturition and postpartum weight gain in primiparous beef cows | Spitzer, J. C., D. G. Morrison, R. P. Wettemann, and L. C. Faulkner |
| 47 | Influence of maternal and service-sire breed on serum progesterone and estrogen before calving and plasma 13,14-dihydro-15-keto-prostaglandin F2 alpha after calving | Lammoglia, M. A., J. W. Holloway, A. W. Lewis, D. A. Neuendorff, and R. D. Randel |
| 48 | Effects of feeding energy or protein supplements before or after calving on performance of spring-calving cows grazing native range | Marston, T. T., K. S. Lusby, R. P. Wettemann, and H. T. Purvis |
| 49 | Life cycle evaluation of five biological types of beef cattle in a cow-calf range production system: I. Model development | Davis, K. C., M. W. Tess, D. D. Kress, D. E. Doornbos, and D. C. Anderson |
| 50 | Genetic analysis of calving date in Miles City Line 1 Hereford cattle | MacNeil, M. D. and S. Newman |
| 51 | Exercise and induced-parturition effects on dystocia and rebreeding in beef cattle | Bellows, R. A., R. E. Short, and R. B. Staigmiller |
| 52 | Estimates of genetic parameters for 320-day pelvic measurements of males and females and calving ease of 2-year-old females | Kriese, L. A., L. D. Van Vleck, K. E. Gregory, K. G. Boldman, L. V. Cundiff, and R. M. Koch |
| 53 | The efficacy of predicting dystocia in yearling beef heifers: I. Using ratios of pelvic area to birth weight or pelvic area to heifer weight | Basarab, J. A., L. M. Rutter, and P. A. Day |
| 54 | The efficacy of predicting dystocia in yearling beef heifers: II. Using discriminant analysis | Administrator |
| 55 | Influence of calving season and stocking rate on birth weight and weaning weight of Simmental-sired calves from Brahman-Hereford F1 dams | Gaertner, S. J., F. M. Rouquette, Jr, C. R. Long, and J. W. Turner |
| 56 | The effect of body condition, live weight, breed, age, calf performance, and calving date on reproductive performance of spring-calving beef cows | Osoro, K. and I. A. Wright |
| 57 | Factors affecting dystocia and early calf mortality in Angus cows and heifers | Berger,P. J., A. C. Cubas, K. J. Koehler, and M. H. Healey |
| 58 | Body measurements of crossbred calves sired by Simmental bulls divergently selected for progeny first-calf calving ease in relation to birth weight | Nugent, R. A., 3rd and D. R. Notter |
| 59 | Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems: II. Milk production | McCarter, M. N., D. S. Buchanan, and R. R. Frahm |
| 60 | Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems: III. Productivity as three-, four-, and five-year olds | McCarter, M. N., D. S. Buchanan, and R. R. Frahm |
| 61 | Comparison of crossbred cows containing various proportions of Brahman in spring- or fall-calving systems: IV. Effects of genotype x environment interaction on lifetime productivity of young cows | McCarter, M. N., D. S. Buchanan, and R. R. Frahm |
| 62 | Genetic, phenotypic, and environmental parameter estimates of calving difficulty, weight, and measures of pelvic size in beef heifers | Naazie, A., M. Makarechian, and R. T. Berg |
| 63 | Breed effects and heterosis in advanced generations of composite populations for preweaning traits of beef cattle | Gregory, K. E., L. V. Cundiff, and R. M. Koch |
| 64 | Calving and weaning characteristics of Angus-, Gray Brahman-, Gir-, Indu-Brazil-, Nellore-, and Red Brahman-sired F1 calves | Paschal, J. C., J. O. Sanders, and J. L. Kerr |
| 65 | Body measurements of newborn calves and relationship of calf shape to sire breeding values for birth weight and calving ease | Nugent, 3rd, R. A., D. R. Notter, and W. E. Beal |
| 66 | Genetic parameters for calving ease and survival at birth in Angus field data | Cubas, A. C., P. J. Berger, and M. H. Healey |
| 67 | Comparison of crossbred cows containing various proportions of Brahman in spring or fall calving systems. I. Productivity as two-year-olds | McCarter, M. N., D. S. Buchanan, and R. R. Frahm |
| 68 | Heritability estimates of calving date in Hereford cattle maintained on range under natural mating | Buddenberg, B. J., C. J. Brown, and A. H. Brown |
| 69 | Measurements at calving for straightbred and crossbred cows of diverse types | Sacco, R. E., J. F. Baker, T. C. Cartwright, C. R. Long, and J. O. Sanders |
| 70 | Relative calving date of first-calf heifers as related to production efficiency and subsequent reproductive performance | Marshall, D. M., W. Minqiang, and B. A. Freking |
| 71 | Twinning in cattle: III. Effects of twinning on dystocia, reproductive traits, calf survival, calf growth and cow productivity | Gregory, K. E., S. E. Echternkamp, G. E. Dickerson, L. V. Cundiff, R. M. Koch, and L. D. Van Vleck |
| 72 | Effects of Sire Breed, Breed Type and Age and Weight at Breeding on Calving Rate and Date in Beef Heifers First exposed at Three Ages | DeRouen, S. M. and D. E. Franke |
| 73 | Factors Influencing Calving Difficulty in Beef Heifers | Naazie, A., M. M. Makarechian, and R. T. Berg |
| 74 | Effects of Energy and Lasalocid on Productivity of First-Calf Heifers | Goehring, T. B., L. R. Corah, and J. J. Higgins |
| 75 | Comparisons of Brahman and Continental European Crossbred Cows for Calving Ease in a Subtropical Environment | Morrison, D. G., P. E. Humes, and K. L. Koonce |
| 76 | Relationships of Pelvic Structure, Body Measurements, Pelvic Area and Calving Difficulty | Johnson, S. K., G. H. Deutscher, and A. Parkhurst |
| 77 | Describing Interactions in Dystocia Scores with a Threshold Model | Quaas, R. L., Y. Zhao, and E. J. Pollak |
| 78 | Interaction of Maternal Grandsire with Region of United States and Herd for Calving Ease, Birth Weight and 205-Day Weight | Hanford, K. J., P. J. Burfening, D. D. Kress, and S. D. Kachman |
| 79 | Relationship between Age of Dam with Calving Ease and Birth Weight of Simmental Calves | Burfening, P. J. |
| 80 | Reproduction and Calf Performance of Angus-Sired and Polled Hereford-Sired Cows Bred to Angus and Brahman Bulls for Primiparous Calving as Two- vs Three-Year-Olds | Neville, Jr., W. E., S. V. Tucker, and P. R. Utley |
| 81 | Influence of Calving Season and Stocking Rate on Beef Cow-Calf Productivity | Bagley, C. P., J. C. Carpenter, Jr., J. I. Feazel, F. G. Hembry, D. C. Huffman, and K. L. Koonce |
| 82 | Genetic Trends Due to Bull Selection and Differential Usage in the Simmental Population | Elzo, M. A., E. J. Pollak, and R. L. Quaas |
| 83 | Heritability Estimates for Calving Date in Simmental Cattle | Meacham, N. S. and D. R. Notter |
| 84 | Reproductive Rates, Birth Weight, Calving Ease and 24-h Calf Survival in a Four-Breed Diallel among Simmental, Limousin, Polled Hereford and Brahman Beef Cattle | Comerford, J. W., J. K. Bertrand, L. L. Benyshek, and M. H. Johnson |
| 85 | Between- and Within-Breed Genetic Analysis of Calving Traits and Survival to Weaning in Beef Cattle | Cundiff, L. V., M. D. MacNeil, K. E. Gregory, and R. M. Koch |
| 86 | Factors affecting the Relationship Between Calving Interval of Cows and Weaning Weights of Calves | Doren, P. E., C. R. Long, and T. C. Cartwright |
| 87 | Birth Weight, Dystocia and Calf Mortality in Some New Zealand Beef Breeding Herds | Morris, C. A., G. L. Bennett, R. L. Baker, and A. H. Carter |
| 88 | Discriminant Analysis for Predicting Dystocia in Beef Cattle. I. Comparison with Regression Analysis | Morrison, D. G., P. E. Humes, N. K. Keith, and R. A. Godke |
| 89 | Discriminant Analysis for Predicting Dystocia in Beef Cattle. II. Derivation and Validation of a Prebreeding Prediction Model | Morrison, D. G., P. E. Humes, N. K. Keith, and R. A. Godke |
| 90 | Bovine Embryo Transfer Pregnancies. I. Abortion Rates and Characteristics of Calves | King, K. K., G. E. Seidel, Jr., and R. P. Elsden |
| 91 | Calving Date versus Calving Interval as a Reproductive Measure in Beef Cattle | Bourdon, R. M. and J. S. Brinks |
| 92 | Factors Affecting and Prediction of Dystocia in Charolais Heifers | Rutter, L. M., D. E. Ray, and C. B. Roubicek |
| 93 | Genetic, Environmental and Phenotypic Relationships among Gestation Length, Birth Weight, Growth Traits and Age at First Calving in Beef Cattle | Bourdon, R. M. and J. S. Brinks |
| 94 | The Effects of Bull Urine on Puberty and Calving Date in Crossbred Beef Heifers | Izard, M. K. and J. G. Vandenbergh |
| 95 | Beef x Beef and Dairy x Beef Females Mated to Angus and Charolais Sires. I. Pregnancy Rate, Dystocia and Birth Weight | Nelson, L. A., and G. D. Beavers |
| 96 | Effects of Sire, Age of Dam and Gestation Feed Level on Dystocia and Postpartum Reproduction | Bellows, R. A., R. E. Short, and G. V. Richardson |
| 97 | Sire x Region of United States and Herd Interactions for Calving Ease and Birth Weight | Burfening,P. J., D. D. Kress, and R. L. Friedrich |
| 98 | Calving Ease and Growth Rate of Simmental-Sired Calves. III. Direct and Maternal Effects | Burfening, P. J., D. D. Kress, and R. L. Friedrich |
| 99 | Effects of Zeranol on Growth and Ease of Calf Delivery in Beef Heifers | Anthony, R. V., R. J. Kittok, E. F. Ellington, and M. K. Nielsen |
| 100 | Forage and Animal Management Implications of Spring and Fall Calving | Kartchner, R. J., L. R. Rittenhouse, and R. J. Raleigh |
| 101 | Repeatability of Calving Intervals in Brahman Cows | Peña de Borsotti, Nelia, O. Verde, and D. Plasse |
| 102 | Ranking Sires for Calving Ease | Burfening, P. J., D. D. Kress, R. L. Friedrich, and D. Vaniman |
| 103 | Effects of Precalving Feed Level on Birth Weight, Calving Difficulty and Subsequent Fertility | Bellows, R. A. and R. E. Short |
| 104 | Characterization of Biological Types of Cattle. VI. Transmitted and Maternal Effects on Birth and Survival Traits in Progeny of Young Cows | Notter, David R., Larry V. Cundiff, Gerald M. Smith, D. B. Laster, and Keith E. Gregory |
| 105 | Calving Ease and Growth Rate of Simmental-Sired Calves. II. Genetics Parameter Estimates | Burfening, P. J., D. D. Kress, R. L. Friedrich, and D. Vaniman |
| 106 | Phenotypic and Genetic Relationships between Calving Ease, Gestation Length, Birth Weight and Preweaning Growth | Burfening, P. J., D. D. Kress, R. L. Friedrich, and D. D. Vaniman |
| 107 | Calving Ease and Growth Rate of Simmental-Sired Calves. I. Factors Affecting Calving Ease and Growth Rate | Burfening, P. J., D. D. Kress, R. L. Friedrich, and D. Vaniman |
| 108 | Characterization of Biological Types of Cattle I. Dystocia and Preweaning Growth | Smith, Gerald M., D. B. Laster, and Keith E. Gregory |
| 109 | Factors Affecting Pelvic Size and Dystocia in Beef Cattle | Laster, Danny B. |
| 110 | Date of First Calving in Beef Cows and Subsequent Calf Production | Lesmeister, J. L., P. J. Burfening, and R. L. Blackwell |
| 111 | Calving Difficulty and its Association with Subsequent Productivity in Herefords | Brinks, J. S., J. E. Olson, and E. J. Carroll |
| 112 | Breed effects and heterosis in advanced generations of composite populations for birth weight, birth date, dystocia, and survival as traits of dam in beef cattle | Gregory, K. E., L. V. Cundiff, and R. M. Koch |
| 113 | Factors Affecting Dystocia and the Effects of Dystocia on Subsequent Reproduction in Beef Cattle | Laster, Danny B., Hudson A. Glimp, Larry V. Cundiff, and Keith E. Gregory |
| 114 | Effect of Percentage Zebu Breeding, Inbreeding and Weight at Different Periods on Calving Percent of Brangus and Africander-Angus Heifers | Reynolds, W. L., T. M. DeRouen, D. C. Meyerhoeffer, and R. A. Bellows |
| 115 | Cause and Effect Relationships Associated with Calving Difficulty and Calf Birth Weight | Bellows, R. A., R. E. Short, D. C. Anderson, B. W. Knapp, and O. F. Pahnish |
| 116 | Dystocia in Reciprocally Crossed Angus, Hereford and Charolais Cattle | Administrator |
| 117 | Estrous Control and Calving Performance in Beef Cattle Fed 6-Methyl-17-Acetoxy-Progesterone Under Ranch Conditions | Dhindsa, D. S., A. S. Hoversland, and E. P. Smith |
| 118 | Effect of Calving Date on Subsequent Calving Performance | Burris, Martin J. and B. M. Priode |
| 119 | A Study of the Supplemental Feeding of Carotene for Range Breeding Cows during the Precalving and Calving Period | Watkins, W. E. and J. H. Knox |
| 120 | An Analysis of the Components of Variance in Calving Intervals in a Range Herd of Beef Cattle | Brown, Lans O., Ralph M. Durham, Estel Cobb, and J. H. Knox |
| 121 | Butterfat Production, Reproduction, Growth, and Longevity in Relation to Age at First Calving | Dickerson, G. E. and A. B. Chapman |
