Tasa de concepción en vacas lecheras inseminadas a celo detectado o a tiempo fijo
Palavras-chave:
detección de celo, inseminación artificial, sincronización de celoResumo
http://dx.doi.org/10.21929/abavet2024.7
e2023-2
Referências
BIHON A, Assefa A. 2021. Prostaglandin based estrus synchronization in cattle: A review. Cogent Food & Agriculture 7: 1932051. ISSN:2331-1932.
https://doi.org/10.1080/23311932.2021.1932051
BÓ GA, de la Mata JJ, Baruselli PS, Menchaca A. 2016. Alternative programs for synchronizing and resynchronizing ovulation in beef cattle. Theriogenology 86(1):388-396. ISSN:0093-691X. https://doi.org/10.1016/j.theriogenology.2016.04.053
CARVALHO PD, Fuenzalida MJ, Ricci A, Souza AH, Barletta RV, Wiltbank MC, Fricke PM. 2015. Modifications to Ovsynch improve fertility during resynchronization: Evaluation of presynchronization with gonadotropin-releasing hormone 6 d before initiation of Ovsynch and addition of a second prostaglandin F2α treatment. Journal of Dairy Science 98(12):8741-8752. ISSN:0022-0302. https://doi.org/10.3168/jds.2015-9719.
FRICKE PM, Wiltbank MC. 2022. Symposium review: The implications of spontaneous versus synchronized ovulations on the reproductive performance of lactating dairy cows. Journal of Dairy Science 105(5):4679-4689, ISSN:0022-0302.
https://doi.org/10.3168/jds.2021-21431.
GAMARRA CS, Cabrera VP. 2014. Análisis técnico-económico de un protocolo de inseminación artificial a tiempo fijo (OVSYNCH®) en comparación con celo detectado en vacas Holstein. Anales Científicos 75(11):191-201. ISSN:2519-7398.
https://doi.org/10.21704/ac.v75i1.950
LEBLANC SJ. 2013. Is a high level of milk production compatible with good reproductive performance in dairy cows. Animal Frontiers 3(4):84-91. ISSN:2160-6064.
https://doi.org/10.2527/af.2013-0038
NOWICKI A, Barański W, Baryczka A, Janowski T. 2017. OvSynch protocol and its modifications in the reproduction management of dairy cattle herds - an update. Journal of Veterinary Research 61(3):329-336. ISSN:2450-8608.
https://doi.org/10.1515/jvetres-2017-0043.
PURSLEY JR, Mee MO, Wiltbank MC. 1995. Synchronization of ovulation in dairy cows using PGF2α and GnRH. Theriogenology 44(7):915-923. ISSN:0093-691X.
https://doi.org/10.1016/0093-691X(95)00279-H
PURSLEY JR, Wiltbank MC, Stevenson JS, Ottobre JS, Garverick HA, Anderson LL. 1997. Pregnancy rates per artificial insemination for cows and heifers inseminated at a synchronized ovulation or synchronized estrus. J Dairy Sci 80:295-300. https://doi.org/10.3168/jds.S0022-0302(97)75937-X
RAMÍREZ-IGLESIA LN, Roman Bravo RM, Díaz de Ramirez A, Torres LJ. 2014. Fertility in Gyr cows (Bos indicus) with fixed time artificial insemination and visual estrus detection using a classification table. Journal of Veterinary Medicine 2014:404363.
https://doi.org/10.1155/2014/404363
RODRÍGUEZ-MARTÍNEZ R, Chavarría Neri IC, Meza-Herrera CA, Alvarado-Espino AS, Morales Cruz JL, González-Álvarez VH, Calderón-Leyva MG, Vélizv Deras FG, Ángel-García O. 2018. Eficiencia reproductiva de Ovsynch + CIDR en vacas Holstein bajo un esquema de inseminación artificial a tiempo fijo en el norte de México. Revista Mexicana de Ciencias Pecuarias 9(3):506-517. ISSN:2448-6698.
https://doi.org/10.22319/rmcp.v9i3.4300
SANTOS VG, Carvalho PD, Maia C, Carneiro B, Valenza A, Fricke PM. 2017. Fertility of lactating Holstein cows submitted to a double-Ovsynch protocol and timed artificial insemination versus artificial insemination after synchronization of estrus at a similar day in milk range. Journal of Dairy Science 100(10):8507-8517. ISSN:0022-0302.
https://doi.org/10.3168/jds.2017-13210
SAS On Demand for Academics Dashboard. 2021. SAS Institute Inc. North Carolina State University. https://welcome.oda.sas.com/home
Valenza A, Giordano JO, Lopes Jr G, Vincenti L, Amundson MC, Fricke PM. 2012. Assessment of an accelerometer system for detection of estrus and treatment with gonadotropin-releasing hormone at the time of insemination in lactating dairy cows. Journal of Dairy Science. 95:7115–7127. ISSN:0022-0302.
https://doi.org/10.3168/jds.2012-5639
Wiltbank MC, Sartori R, Herlihy MM, Vasconcelos JLM, Nascimento AB, Souza AH, Ayres H, Cunha AP, Keskin A, Guenther JN, Gumen A. 2011a. Managing the dominant follicle in lactating dairy cows. Theriogenology 76:1568-1582. ISSN:0093-691X.
https://doi.org/10.1016/j.theriogenology.2011.08.012
Wiltbank MC, Souza AH, Carvalho PD, Bender RW, Nascimento AB. 2011b. Improving fertility to timed artificial insemination by manipulation of circulating progesterone concentrations in lactating dairy cattle. Reproduction Fertility and Development 24(1):238-243. https://doi.org/10.1071/RD11913
Wiltbank MC, Baez GM, Cochrane F, Barletta RV, Trayford CR, Joseph RT. 2015. Effect of a second treatment with prostaglandin F2α during the Ovsynch protocol on luteolysis and pregnancy in dairy cows. Journal of Dairy Science 98:8644-8654.
