| The impact of genetic selection for increased milk yield on the welfare of dairy cows PA Oltenacu, DM Broom Animal welfare 19 (S1), 39-49, 2010 | 738 | 2010 |
| Path model of reproductive disorders and performance, milk fever, mastitis, milk yield, and culling in Holstein cows HN Erb, RD Smith, PA Oltenacu, CL Guard, RB Hillman, PA Powers, ... Journal of dairy science 68 (12), 3337-3349, 1985 | 507 | 1985 |
| Selection for increased production and the welfare of dairy cows: are new breeding goals needed? PA Oltenacu, B Algers AMBIO: A Journal of the Human Environment 34 (4), 311-315, 2005 | 264 | 2005 |
| Herd-level risk factors for infectious diseases in Swedish dairy calves aged 0–90 days GK Lundborg, EC Svensson, PA Oltenacu Preventive veterinary medicine 68 (2-4), 123-143, 2005 | 196 | 2005 |
| Influence of milking three times a day on milk quality LR Klei, JM Lynch, DM Barbano, PA Oltenacu, AJ Lednor, DK Bandler Journal of Dairy Science 80 (3), 427-436, 1997 | 192 | 1997 |
| Relationships between energy balance and post-partum ovarian activity and fertility in first lactation dairy cows EM Senatore, WR Butler, PA Oltenacu Animal Science 62 (1), 17-23, 1996 | 178 | 1996 |
| Effect of herd environment on the genetic and phenotypic relationships among milk yield, conception rate, and somatic cell score in Holstein cattle H Castillo-Juarez, PA Oltenacu, RW Blake, CE McCulloch, ... Journal of Dairy Science 83 (4), 807-814, 2000 | 166 | 2000 |
| Phenotypic evaluation of fertility traits and their association with milk production of Italian Friesian cattle A Bagnato, PA Oltenacu Journal of dairy science 77 (3), 874-882, 1994 | 156 | 1994 |
| Nonlinear mixed model analyses of five production disorders of dairy cattle ULF Emanuelson, PA Oltenacu, YT Gröhn Journal of Dairy Science 76 (9), 2765-2772, 1993 | 155 | 1993 |
| Relationship of fertility to milk yield in Swedish cattle PA Oltenacu, A Frick, B Lindhe Journal of dairy science 74 (1), 264-268, 1991 | 152 | 1991 |
| Effects of diseases on reproductive performance in Swedish Red and White dairy cattle DO Maizon, PA Oltenacu, YT Gröhn, RL Strawderman, U Emanuelson Preventive veterinary medicine 66 (1-4), 113-126, 2004 | 146 | 2004 |
| Epidemiological study of clinical mastitis in dairy cattle PA Oltenacu, I Ekesbo Veterinary Research 25 (2-3), 208-212, 1994 | 144 | 1994 |
| Effects of season, herd size, and geographic region on the composition and quality of milk in the Northeast HG Allore, PA Oltenacu, HN Erb Journal of Dairy Science 80 (11), 3040-3049, 1997 | 128 | 1997 |
| Morbidity in 3–7-month-old dairy calves in south-western Sweden, and risk factors for diarrhoea and respiratory disease C Svensson, J Hultgren, PA Oltenacu Preventive Veterinary Medicine 74 (2-3), 162-179, 2006 | 127 | 2006 |
| Epidemiological study of several clinical diseases, reproductive performance and culling in primiparous Swedish cattle PA Oltenacu, A Frick, B Lindhé Preventive veterinary medicine 9 (1), 59-74, 1990 | 127 | 1990 |
| Relationships among type of parturition, type of discharge from genital tract, involution of cervix, and subsequent reproductive performance in Holstein cows PA Oltenacu, JH Britt, RK Braun, RW Mellenberger Journal of Dairy Science 66 (3), 612-619, 1983 | 124 | 1983 |
| Genetic analysis of Holstein cattle populations in Brazil and the United States CN Costa, RW Blake, EJ Pollak, PA Oltenacu, RL Quaas, SR Searle Journal of Dairy Science 83 (12), 2963-2974, 2000 | 122 | 2000 |
| Incidences and effects of diseases on the performance of Swedish dairy herds stratified by production U Emanuelson, PA Oltenacu Journal of dairy science 81 (9), 2376-2382, 1998 | 120 | 1998 |
| Relationship between days open and cumulative milk yield at various intervals from parturition for high and low producing cows PA Oltenacu, TR Rounsaville, RA Milligan, RL Hintz Journal of Dairy Science 63 (8), 1317-1327, 1980 | 118 | 1980 |
| The potential for grass-fed livestock: resource constraints D Pimentel, PA Oltenacu, MC Nesheim, J Krummel, MS Allen, S Chick Science 207 (4433), 843-848, 1980 | 109* | 1980 |
