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Updated: Feb 17, 2026

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Precisión de la selección genómica en un solo paso para la producción de huevos en pollos de engorde de plumaje

Shaoyan Jia¹, Tianfei Liu¹, Jie Ma¹

¹State Key Laboratory of Swine and Poultry Breeding Industry, Guangdong Key Laboratory of Animal Breeding and Nutrition, Institute of Animal Science, Guangdong Academy of Agricultural Sciences, Guangzhou, 510640, China.

Poultry science

|February 15, 2026

Resumen

Los modelos de regresión aleatoria (RRM) combinados con la selección genómica en un solo paso mejoran la precisión de la producción de huevos en aves de corral. Este enfoque mejora los valores de cría estimados de manera más efectiva que los métodos tradicionales.

Sus antecedentes:

La producción de huevos es un rasgo económico clave en las aves de corral, influenciado por factores ambientales y fisiológicos dinámicos.
Los modelos convencionales (STM, MTM) tienen limitaciones para capturar patrones temporales continuos de producción de huevos.
Los modelos de regresión aleatoria (RRM) ofrecen un enfoque flexible para analizar datos longitudinales y efectos genéticos dependientes del tiempo.

Conclusiones:

La integración de RRM con ssGBLUP es una estrategia muy eficaz para mejorar los programas de selección genómica en aves de corral.
Este enfoque proporciona predicciones más precisas y menos sesgadas para rasgos de producción longitudinales como el número de huevos.
RRM-ssGBLUP ofrece una vía prometedora para acelerar la mejora genética en la cría de aves de corral.

Palabras clave:

Parámetro genético Selección genómica Rasgo longitudinal Modelo de regresión aleatoria Pollo de engorde de plumaje amarillo

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