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Muniz HCM, Lima ESDE, Schneider LI, Klein DR, Rocha LTDA, Nörnberg JL, Quadros ARBDE, Oliveira VDE. Carcass characteristics and meat quality of male pigs submitted to surgical or immunological castration. AN ACAD BRAS CIENC 2021; 93:e20200130. [PMID: 34586317 DOI: 10.1590/0001-3765202120200130] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/31/2020] [Accepted: 06/26/2020] [Indexed: 11/22/2022] Open
Abstract
The objective of this study was to evaluate carcass characteristics and meat quality of surgically castrated and immunocastrated male pigs. Data were collected from 24 surgically castrated pigs and 24 immunocastrated male entire originating from the commercial line (Agroceres x Topigs), receiving isonutritive diets and were housed in the same experimental shed, slaughtered at 177 days old, with a slaughter weight of 127.8 (± 6.5) and 135.1 (± 7.8) kg, respectively. Carcass and meat quality characteristics such as carcass yield, lean meat yield, fat content, backfat thickness, muscle depth, pH, meat coloring and, drip, thawing and cooking loss, were evaluated. Immunocastrated pigs have heavier carcass, higher meat yield and lower fat thickness when compared to surgically castrated animals. Regarding meat quality, the immunocastrated presented a lighter meat, less reddness and less water holding capacity. In conclusion, this study confirmed that the carcass of male pigs, submitted immunocastration, has lower yield, however, more meat and less fat content, when compared to carcass of male pigs surgically castrated. Meat quality showed peculiar characteristics for immunocastrated pigs, and can be used more for sausage production, since it retains less water and have smaller redness color compared to surgically castrated pigs.
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Affiliation(s)
- Henrique C M Muniz
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Eduarda S DE Lima
- Universidade Federal de Santa Maria, Departamento de Tecnologia e Ciência dos Alimentos, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Luciane I Schneider
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Daniela R Klein
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Leonardo T DA Rocha
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - José L Nörnberg
- Universidade Federal de Santa Maria, Departamento de Tecnologia e Ciência dos Alimentos, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Arlei R B DE Quadros
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
| | - Vladimir DE Oliveira
- Universidade Federal de Santa Maria, Departamento de Zootecnia, Cidade Universitária, Av. Roraima, 1000, 97105-900 Santa Maria, RS, Brazil
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