A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins

Two of the main issues related to cured meat products are castration to avoid boar taint and the hefty reliance on soybean meal to feed pigs. However, data on the effects of immunocastration in pigs and alternative crop protein feeds on the sensory traits and consumers’ acceptance of dry-cured loin...

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Main Authors: Immaculada Argemí-Armengol, Javier Álvarez-Rodríguez, Marc Tor, Laura Salada, Ana Leite, Lia Vasconcelos, Alfredo Teixeira, Sandra Sofia Quinteiro Rodrigues
Format: Article
Language:English
Published: MDPI AG 2024-02-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/14/5/739
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author Immaculada Argemí-Armengol
Javier Álvarez-Rodríguez
Marc Tor
Laura Salada
Ana Leite
Lia Vasconcelos
Alfredo Teixeira
Sandra Sofia Quinteiro Rodrigues
author_facet Immaculada Argemí-Armengol
Javier Álvarez-Rodríguez
Marc Tor
Laura Salada
Ana Leite
Lia Vasconcelos
Alfredo Teixeira
Sandra Sofia Quinteiro Rodrigues
author_sort Immaculada Argemí-Armengol
collection DOAJ
description Two of the main issues related to cured meat products are castration to avoid boar taint and the hefty reliance on soybean meal to feed pigs. However, data on the effects of immunocastration in pigs and alternative crop protein feeds on the sensory traits and consumers’ acceptance of dry-cured loin are still limited. A preliminary study was conducted on the effect of sex type (surgical castrated male pigs and immunocastrated male and female pigs, at approximately 140 kg in weight and 7 months of age) and animal diet (pea vs. soya) on dry-cured loins. The study involved a sensory evaluation of six treatments, with a 3 × 2 factorial design, conducted by trained panellists and untrained consumers in Spain (<i>n =</i> 126) and Portugal (<i>n =</i> 80). The consumers were also checked for their skatole sensitivity using a pure substance. The results showed that the pea-based diet was significantly different (<i>p</i> < 0.001) from the soy-based diet, as determined by a trained panel of surgically castrated male pigs, although the immunocastration treatments were not split. Dry-cured loin from immunocastrated male pigs fed with peas was considered tenderer and juicier (<i>p</i> < 0.05) than those fed soya-based diets. The untrained consumer panel scored higher on the sensory traits (flavour, juiciness, and overall liking) from the loin samples of surgically castrated male pigs fed a pea diet. All consumers scored similarly in boar taint detection. This study demonstrates the applicability of the pea-based diet for the feeding of pigs destined for cured meat and highlights immunocastration as a tool that does not compromise the skatole detection score.
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spelling doaj.art-3f59af6301d9452aaaab358d98bfd6dd2024-03-12T16:38:07ZengMDPI AGAnimals2076-26152024-02-0114573910.3390/ani14050739A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured LoinsImmaculada Argemí-Armengol0Javier Álvarez-Rodríguez1Marc Tor2Laura Salada3Ana Leite4Lia Vasconcelos5Alfredo Teixeira6Sandra Sofia Quinteiro Rodrigues7Department of Animal Science, University of Lleida, 25198 Lleida, SpainDepartment of Animal Science, University of Lleida, 25198 Lleida, SpainDepartment of Animal Science, University of Lleida, 25198 Lleida, SpainDepartment of Animal Science, University of Lleida, 25198 Lleida, SpainCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalTwo of the main issues related to cured meat products are castration to avoid boar taint and the hefty reliance on soybean meal to feed pigs. However, data on the effects of immunocastration in pigs and alternative crop protein feeds on the sensory traits and consumers’ acceptance of dry-cured loin are still limited. A preliminary study was conducted on the effect of sex type (surgical castrated male pigs and immunocastrated male and female pigs, at approximately 140 kg in weight and 7 months of age) and animal diet (pea vs. soya) on dry-cured loins. The study involved a sensory evaluation of six treatments, with a 3 × 2 factorial design, conducted by trained panellists and untrained consumers in Spain (<i>n =</i> 126) and Portugal (<i>n =</i> 80). The consumers were also checked for their skatole sensitivity using a pure substance. The results showed that the pea-based diet was significantly different (<i>p</i> < 0.001) from the soy-based diet, as determined by a trained panel of surgically castrated male pigs, although the immunocastration treatments were not split. Dry-cured loin from immunocastrated male pigs fed with peas was considered tenderer and juicier (<i>p</i> < 0.05) than those fed soya-based diets. The untrained consumer panel scored higher on the sensory traits (flavour, juiciness, and overall liking) from the loin samples of surgically castrated male pigs fed a pea diet. All consumers scored similarly in boar taint detection. This study demonstrates the applicability of the pea-based diet for the feeding of pigs destined for cured meat and highlights immunocastration as a tool that does not compromise the skatole detection score.https://www.mdpi.com/2076-2615/14/5/739castrationimmunocastrationdietskatolepork dry-cured loinssensory evaluation
spellingShingle Immaculada Argemí-Armengol
Javier Álvarez-Rodríguez
Marc Tor
Laura Salada
Ana Leite
Lia Vasconcelos
Alfredo Teixeira
Sandra Sofia Quinteiro Rodrigues
A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
Animals
castration
immunocastration
diet
skatole
pork dry-cured loins
sensory evaluation
title A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
title_full A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
title_fullStr A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
title_full_unstemmed A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
title_short A Preliminary Evaluation of Sex and Dietary Field Pea Effects on Sensory Characteristics of Dry-Cured Loins
title_sort preliminary evaluation of sex and dietary field pea effects on sensory characteristics of dry cured loins
topic castration
immunocastration
diet
skatole
pork dry-cured loins
sensory evaluation
url https://www.mdpi.com/2076-2615/14/5/739
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