Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment

In fully slatted systems, tail biting is difficult to manage when pigs’ tails are not docked because loose enrichment material can obstruct slurry systems. This pilot study sought to determine: a) whether intact-tailed pigs can be reared with a manageable level of tail biting by using mult...

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Main Authors: Jen-Yun Chou, Constance M. V. Drique, Dale A. Sandercock, Rick B. D’Eath, Keelin O’Driscoll
Format: Article
Language:English
Published: MDPI AG 2019-04-01
Series:Animals
Subjects:
Online Access:https://www.mdpi.com/2076-2615/9/4/139
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author Jen-Yun Chou
Constance M. V. Drique
Dale A. Sandercock
Rick B. D’Eath
Keelin O’Driscoll
author_facet Jen-Yun Chou
Constance M. V. Drique
Dale A. Sandercock
Rick B. D’Eath
Keelin O’Driscoll
author_sort Jen-Yun Chou
collection DOAJ
description In fully slatted systems, tail biting is difficult to manage when pigs&#8217; tails are not docked because loose enrichment material can obstruct slurry systems. This pilot study sought to determine: a) whether intact-tailed pigs can be reared with a manageable level of tail biting by using multiple slat-compatible enrichment; b) whether a variation of enrichment has an effect; and c) whether pigs show a preference in enrichment use. Ninety-six undocked pigs were given the same enrichment items from one week after birth until weaning. At weaning, four different combinations of 8 enrichment items were utilized based on predefined characteristics. These were randomly assigned to 8 pens (<i>n</i> = 12 pigs/pen). Four pens had the same combination (SAME) from assignment and four pens switched combinations every two weeks (SWITCH). Individual lesion scores, interactions with the enrichment, and harmful behaviours were recorded. The average tail score during the experiment was low (0.93 &#177; 0.02). Only one pig in a SAME pen had a severely bitten tail (partly amputated). The overall level of interaction with enrichment did not decline over time. Pigs interacted with a rack of loose material most frequently (<i>p</i> &lt; 0.001). The study showed promising results for rearing undocked pigs on fully slatted floors using slat-compatible enrichment.
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spelling doaj.art-cd6d8f4072a142278a1093212bb0e9e72022-12-22T02:40:13ZengMDPI AGAnimals2076-26152019-04-019413910.3390/ani9040139ani9040139Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of EnrichmentJen-Yun Chou0Constance M. V. Drique1Dale A. Sandercock2Rick B. D’Eath3Keelin O’Driscoll4Pig Development Department, Teagasc, P61 P302 Moorepark, IrelandAgrocampus Ouest, 35042 Rennes, FranceAnimal &amp; Veterinary Sciences Research Group, SRUC, Roslin Institute Building, Easter Bush, Midlothian EH25 9RG, UKAnimal &amp; Veterinary Sciences Research Group, SRUC, Roslin Institute Building, Easter Bush, Midlothian EH25 9RG, UKPig Development Department, Teagasc, P61 P302 Moorepark, IrelandIn fully slatted systems, tail biting is difficult to manage when pigs&#8217; tails are not docked because loose enrichment material can obstruct slurry systems. This pilot study sought to determine: a) whether intact-tailed pigs can be reared with a manageable level of tail biting by using multiple slat-compatible enrichment; b) whether a variation of enrichment has an effect; and c) whether pigs show a preference in enrichment use. Ninety-six undocked pigs were given the same enrichment items from one week after birth until weaning. At weaning, four different combinations of 8 enrichment items were utilized based on predefined characteristics. These were randomly assigned to 8 pens (<i>n</i> = 12 pigs/pen). Four pens had the same combination (SAME) from assignment and four pens switched combinations every two weeks (SWITCH). Individual lesion scores, interactions with the enrichment, and harmful behaviours were recorded. The average tail score during the experiment was low (0.93 &#177; 0.02). Only one pig in a SAME pen had a severely bitten tail (partly amputated). The overall level of interaction with enrichment did not decline over time. Pigs interacted with a rack of loose material most frequently (<i>p</i> &lt; 0.001). The study showed promising results for rearing undocked pigs on fully slatted floors using slat-compatible enrichment.https://www.mdpi.com/2076-2615/9/4/139pigenvironmental enrichmentslatted systemtail biting
spellingShingle Jen-Yun Chou
Constance M. V. Drique
Dale A. Sandercock
Rick B. D’Eath
Keelin O’Driscoll
Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
Animals
pig
environmental enrichment
slatted system
tail biting
title Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
title_full Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
title_fullStr Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
title_full_unstemmed Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
title_short Rearing Undocked Pigs on Fully Slatted Floors Using Multiple Types and Variations of Enrichment
title_sort rearing undocked pigs on fully slatted floors using multiple types and variations of enrichment
topic pig
environmental enrichment
slatted system
tail biting
url https://www.mdpi.com/2076-2615/9/4/139
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