
NC1201: Methods to Increase Reproductive Efficiency in Cattle
(Multistate Research Project)
Status: Active
SAES-422 Reports
12/09/2023
09/16/2024
09/04/2025
08/07/2026
PEER-REVIEWED PUBLICATIONS (COLLABORATIVE EXAMPLES SELECTED)
- Fontes, P.L.P., D.B. Davis, L. Melo-Gonçalves, S. Burato, M.S. Smith, A. Stelzleni, F.F. Fluharty, R.L. Stewart Jr., R.F. Cooke, J.J. Bromfield, A. Else-Keller, K. Kerns, L. Strickland, and S.M. Zoca. 2026. Overnutrition induced metabolic dysregulation and partially decreased semen quality in young beef bulls. Anim. Sci. 104:skag004. doi:10.1093/jas/skag004.
- Tariq, A., L. Melo-Gonçalves, T.S. Maia, Q.A. Hoorn, D.B. Davis, S.M. Zoca, R.L. Stewart Jr., P.L.P. Fontes, and J.J. Bromfield. 2026. Overnutrition of young bulls delays in vitro embryonic development and decreases embryo quality. Reprod. 114(1):102–115. doi:10.1093/biolre/ioaf216.
- Lima, F.S., R.G.S. Bruno, R.M. Cleale, F. Silvestre, R. Wallace, T.H. Short, G. Peña, D.B. Melo, T.C. Marques, W.M. Coelho Jr., S. Salman, M.C.G.M. Silva, R. Martinez, P.J.L. Monteiro, and M.C. Wiltbank. 2026. Increasing gonadorelin hydrochloride dose at the first GnRH of breeding Ovsynch enhances luteinizing hormone release, ovulatory response, and pregnancy in first-service lactating dairy cows. Dairy Sci. 109(7):7523–7535. doi:10.3168/jds.2025-27334.
- Rocha, C.C., M.B.C. Maldonado, F.S. Mesquita, A. Bennett, A. Waheed, G.R. Mendina, G.L. Dasqueve, F.A.C.C. Silva, M.F.G. Nogueira, A.D. Ealy, T. Hansen, and M. Binelli. 2026. Fertility classification of the cow and peri-estrus sex-steroid hormones is associated with endometrial epithelial cell responses to conceptus and inflammatory signals. Cell Tissue Res. 403(3):32. doi:10.1007/s00441-026-04058-5.
REFEREED ABSTRACTS AND OTHER PUBLICATIONS (COLLABORATIVE EXAMPLES SELECTED)
- Brown, W.M., V.E. Gomez-Leon, M. Schultz, I. Martinez Keller, A. Sarmiento, M.R. Lauber, and P.M. Fricke. 2026. Effect of presynchronization with PGF2α 2 days before a 5-day CIDR synch protocol with and without a CIDR insert on early expression of estrus and pregnancy outcomes in nulliparous dairy heifers. Proceedings of the International Congress on Animal Reproduction, Obihiro, Japan. (WI, KS).
- Christenson, D., J. Thomas, D. Kelly, and R. Funston. 2026. Artificial insemination of beef heifers with multi-sire semen. Nebraska Beef Cattle Report. University of Nebraska-Lincoln. MP 1255:7–8. (NE, MO).