Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs
Carcass and meat quality traits are critical in pig breeding and production. Estimating genetic parameters for these traits is a vital aspect of breeding engineering, as accurate genetic parameters are essential for estimating breeding values, predicting genetic progress, and optimizing breeding pro...
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MDPI AG
2025-07-01
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| author | Yangxun Zheng Fuping Ma Xitong Zhao Yanling Liu Quan Zou Huatao Liu Shujuan Li Zipeng Zhang Sen Yang Kai Xing Chuduan Wang Xiangdong Ding |
| author_facet | Yangxun Zheng Fuping Ma Xitong Zhao Yanling Liu Quan Zou Huatao Liu Shujuan Li Zipeng Zhang Sen Yang Kai Xing Chuduan Wang Xiangdong Ding |
| author_sort | Yangxun Zheng |
| collection | DOAJ |
| description | Carcass and meat quality traits are critical in pig breeding and production. Estimating genetic parameters for these traits is a vital aspect of breeding engineering, as accurate genetic parameters are essential for estimating breeding values, predicting genetic progress, and optimizing breeding programs. This study was conducted on a population of 461 Yorkshire pigs from the same breeding farm, which were slaughtered to assess nine carcass traits and seven meat quality traits, followed by descriptive statistical analysis. Additionally, we estimated the genetic parameters of these traits using genomic information based on 50K chip data. The results indicated that sex significantly affected most carcass and meat quality traits. Carcass traits including carcass length indicators (h<sup>2</sup> = mean 0.35), backfat thickness indicators (h<sup>2</sup> = mean 0.36), eye muscle area (h<sup>2</sup> = 0.28), and the number of rib pairs (h<sup>2</sup> = 0.28) exhibited medium to high heritability. Carcass length indicators showed high genetic correlations with backfat thickness indicators (r = mean −0.49) and the number of rib pairs (r = mean 0.63), while high negative genetic correlation (r = −0.72) was noted between eye muscle area and the number of rib pairs. Meat quality traits also displayed medium to high heritability, expect for pH value measured within one hour post-slaughter (h<sup>2</sup> = 0.12). Drip loss indicators had higher genetic correlations with pH (r = mean −0.73) than with meat color indicators (r = mean 0.22). These findings may provide a theoretical reference for genetic evaluation and breeding in the Yorkshire pig population. |
| format | Article |
| id | doaj-art-e2e72a28a8f349e5855d217c435a3042 |
| institution | DOAJ |
| issn | 2076-2615 |
| language | English |
| publishDate | 2025-07-01 |
| publisher | MDPI AG |
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| series | Animals |
| spelling | doaj-art-e2e72a28a8f349e5855d217c435a30422025-08-20T02:45:42ZengMDPI AGAnimals2076-26152025-07-011514207510.3390/ani15142075Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire PigsYangxun Zheng0Fuping Ma1Xitong Zhao2Yanling Liu3Quan Zou4Huatao Liu5Shujuan Li6Zipeng Zhang7Sen Yang8Kai Xing9Chuduan Wang10Xiangdong Ding11State Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaBeijing Shunxin Agriculture Co., Ltd., Beijing 101300, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaBeijing Shunxin Agriculture Co., Ltd., Beijing 101300, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaState Key Laboratory of Animal Biotech Breeding, National Engineering Laboratory for Animal Breeding, Key Laboratory of Animal Genetics, Breeding and Reproduction of Ministry of Agriculture and Rural Affairs, College of Animal Science and Technology, China Agricultural University, Beijing 100193, ChinaCarcass and meat quality traits are critical in pig breeding and production. Estimating genetic parameters for these traits is a vital aspect of breeding engineering, as accurate genetic parameters are essential for estimating breeding values, predicting genetic progress, and optimizing breeding programs. This study was conducted on a population of 461 Yorkshire pigs from the same breeding farm, which were slaughtered to assess nine carcass traits and seven meat quality traits, followed by descriptive statistical analysis. Additionally, we estimated the genetic parameters of these traits using genomic information based on 50K chip data. The results indicated that sex significantly affected most carcass and meat quality traits. Carcass traits including carcass length indicators (h<sup>2</sup> = mean 0.35), backfat thickness indicators (h<sup>2</sup> = mean 0.36), eye muscle area (h<sup>2</sup> = 0.28), and the number of rib pairs (h<sup>2</sup> = 0.28) exhibited medium to high heritability. Carcass length indicators showed high genetic correlations with backfat thickness indicators (r = mean −0.49) and the number of rib pairs (r = mean 0.63), while high negative genetic correlation (r = −0.72) was noted between eye muscle area and the number of rib pairs. Meat quality traits also displayed medium to high heritability, expect for pH value measured within one hour post-slaughter (h<sup>2</sup> = 0.12). Drip loss indicators had higher genetic correlations with pH (r = mean −0.73) than with meat color indicators (r = mean 0.22). These findings may provide a theoretical reference for genetic evaluation and breeding in the Yorkshire pig population.https://www.mdpi.com/2076-2615/15/14/2075carcass traitsmeat qualityphenotypic correlationgenetic correlationheritabilityYorkshire |
| spellingShingle | Yangxun Zheng Fuping Ma Xitong Zhao Yanling Liu Quan Zou Huatao Liu Shujuan Li Zipeng Zhang Sen Yang Kai Xing Chuduan Wang Xiangdong Ding Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs Animals carcass traits meat quality phenotypic correlation genetic correlation heritability Yorkshire |
| title | Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs |
| title_full | Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs |
| title_fullStr | Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs |
| title_full_unstemmed | Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs |
| title_short | Estimation of Genetic Parameters for Carcass and Meat Quality Traits Using Genomic Information in Yorkshire Pigs |
| title_sort | estimation of genetic parameters for carcass and meat quality traits using genomic information in yorkshire pigs |
| topic | carcass traits meat quality phenotypic correlation genetic correlation heritability Yorkshire |
| url | https://www.mdpi.com/2076-2615/15/14/2075 |
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