dor_id: 4129110

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590.#.#.d: Los artículos enviados a la revista "Veterinaria México OA", se juzgan por medio de un proceso de revisión por pares

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650.#.4.x: Biotecnología y Ciencias Agropecuarias

336.#.#.b: article

336.#.#.3: Artículo de Investigación

336.#.#.a: Artículo

351.#.#.6: https://veterinariamexico.fmvz.unam.mx/index.php/vet/index

351.#.#.b: Veterinaria México OA

351.#.#.a: Artículos

harvesting_group: RevistasUNAM

270.1.#.p: Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

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270.1.#.d: México

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856.4.0.u: https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/631/837

100.1.#.a: Rios Mohar, Julia Alejandra; López Díaz, Carlos A.; Hernández Cerón, Joel; Trueta Santiago, Rafael

524.#.#.a: Rios Mohar, Julia Alejandra, et al. (2022). Economic analysis of different pregnancy rates in dairy herds under intensive management. Veterinaria México OA; Vol. 9, 2022. Recuperado de https://repositorio.unam.mx/contenidos/4129110

245.1.0.a: Economic analysis of different pregnancy rates in dairy herds under intensive management

502.#.#.c: Universidad Nacional Autónoma de México

561.1.#.a: Facultad de Medicina Veterinaria y Zootecnia, UNAM

264.#.0.c: 2022

264.#.1.c: 2022-06-28

653.#.#.a: estrus detection; mathematical model; pregnancy rates; Monte Carlo

506.1.#.a: La titularidad de los derechos patrimoniales de esta obra pertenece a las instituciones editoras. Su uso se rige por una licencia Creative Commons BY 4.0 Internacional, https://creativecommons.org/licenses/by/4.0/legalcode.es, para un uso diferente consultar al responsable jurídico del repositorio por medio del correo electrónico vetmexicooa@gmail.com

884.#.#.k: https://veterinariamexico.fmvz.unam.mx/index.php/vet/article/view/631

001.#.#.#: 131.oai:ojs.pkp.sfu.ca:article/631

041.#.7.h: eng

520.3.#.a: Pregnancy rate (pr) is the most complete reproductive parameter, which indicates the total pregnancy proportion of cows that are eligible for insemination during an equivalent period of one estrous cycle. in international scientific literature there are several analyses concerning pr change effects on the profitability of dairy herds. however, in México such information does not exist. in the present study, the economic consequence of pr changes in a dairy herd under intensive management was calculated. A mathematical model based on the monte carlo simulation model, which simulates herd performance and estimates utility using different pregnancy rates (between 15 and 30) was developed. The simulation was done using a fixed conception percentage of 30, so the increment in pregnancy rate only depended on the efficiency of estrus detection (eed) increase. in all the generated model scenarios, pr increase had a positive effect on the annual cow income per year; however, the extra income had a quadratic trend with a revenue decline, when pr reached 20%. so for every percentage point, where pr was increased from a 15 to 20%, an additional cow income of us$ 60.7 per year was generated. furthermore, the additional income for every percentage point, when the pr was increased from 20 to 25% was us$31.26; and us$10.23, when the increase was from 25 to 30%. we can conclude that any changes in herd management in order to increase the eed and thereby the pr should have lower costs in comparison with the expected benefits; otherwise they will diminish their usefulness.

773.1.#.t: Veterinaria México OA; Vol. 9 (2022)

773.1.#.o: https://veterinariamexico.fmvz.unam.mx/index.php/vet/index

022.#.#.a: ISSN electrónico: 2448-6760

310.#.#.a: Trimestral

264.#.1.b: Facultad de Medicina Veterinaria y Zootecnia, UNAM

doi: https://doi.org/10.22201/fmvz.24486760e.2022.631

harvesting_date: 2023-11-08 13:10:00.0

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file_creation_date: 2022-06-28 16:37:04.0

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245.1.0.b: Economic analysis of different pregnancy rates in dairy herds under intensive management

last_modified: 2024-03-19 14:00:00

license_url: https://creativecommons.org/licenses/by/4.0/legalcode.es

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Artículo

Economic analysis of different pregnancy rates in dairy herds under intensive management

Rios Mohar, Julia Alejandra; López Díaz, Carlos A.; Hernández Cerón, Joel; Trueta Santiago, Rafael

Facultad de Medicina Veterinaria y Zootecnia, UNAM, publicado en Veterinaria México OA, y cosechado de Revistas UNAM

Licencia de uso

Procedencia del contenido

Entidad o dependencia
Facultad de Medicina Veterinaria y Zootecnia, UNAM
Revista
Repositorio
Contacto
Revistas UNAM. Dirección General de Publicaciones y Fomento Editorial, UNAM en revistas@unam.mx

Cita

Rios Mohar, Julia Alejandra, et al. (2022). Economic analysis of different pregnancy rates in dairy herds under intensive management. Veterinaria México OA; Vol. 9, 2022. Recuperado de https://repositorio.unam.mx/contenidos/4129110

Descripción del recurso

Autor(es)
Rios Mohar, Julia Alejandra; López Díaz, Carlos A.; Hernández Cerón, Joel; Trueta Santiago, Rafael
Tipo
Artículo de Investigación
Área del conocimiento
Biotecnología y Ciencias Agropecuarias
Título
Economic analysis of different pregnancy rates in dairy herds under intensive management
Fecha
2022-06-28
Resumen
Pregnancy rate (pr) is the most complete reproductive parameter, which indicates the total pregnancy proportion of cows that are eligible for insemination during an equivalent period of one estrous cycle. in international scientific literature there are several analyses concerning pr change effects on the profitability of dairy herds. however, in México such information does not exist. in the present study, the economic consequence of pr changes in a dairy herd under intensive management was calculated. A mathematical model based on the monte carlo simulation model, which simulates herd performance and estimates utility using different pregnancy rates (between 15 and 30) was developed. The simulation was done using a fixed conception percentage of 30, so the increment in pregnancy rate only depended on the efficiency of estrus detection (eed) increase. in all the generated model scenarios, pr increase had a positive effect on the annual cow income per year; however, the extra income had a quadratic trend with a revenue decline, when pr reached 20%. so for every percentage point, where pr was increased from a 15 to 20%, an additional cow income of us$ 60.7 per year was generated. furthermore, the additional income for every percentage point, when the pr was increased from 20 to 25% was us$31.26; and us$10.23, when the increase was from 25 to 30%. we can conclude that any changes in herd management in order to increase the eed and thereby the pr should have lower costs in comparison with the expected benefits; otherwise they will diminish their usefulness.
Tema
estrus detection; mathematical model; pregnancy rates; Monte Carlo
Idioma
eng
ISSN
ISSN electrónico: 2448-6760

Enlaces