Buffalo behavioural response to machine milking in early lactation

Buffalo farming in Italy is traditionally oriented towards mozzarella cheese production and over the last decade it has been rapidly increased. As a result, intensive techniques and mechanisation of farm activities have been introduced. Those sudden changes in rearing techniques have aroused a gener...

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Main Authors: Elisabetta Canali, Michela Minero, Maria Concetta Campagna, Cristina Roncoroni, Roberta Cavallina
Format: Article
Language:English
Published: Taylor & Francis Group 2010-01-01
Series:Italian Journal of Animal Science
Subjects:
Online Access:http://www.aspajournal.it/index.php/ijas/article/view/374
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author Elisabetta Canali
Michela Minero
Maria Concetta Campagna
Cristina Roncoroni
Roberta Cavallina
author_facet Elisabetta Canali
Michela Minero
Maria Concetta Campagna
Cristina Roncoroni
Roberta Cavallina
author_sort Elisabetta Canali
collection DOAJ
description Buffalo farming in Italy is traditionally oriented towards mozzarella cheese production and over the last decade it has been rapidly increased. As a result, intensive techniques and mechanisation of farm activities have been introduced. Those sudden changes in rearing techniques have aroused a general concern about buffaloes welfare and its possible consequences on products quality.Human-animal interactions are recognized to have an impact on productivity, behaviour and welfare, particularly in dairy farms, where the milking process involves a close interaction with a human handler. Focusing on the first month of lactation, this preliminary study aimed at evidencing buffalo behavioural responses to machine milking. Relationship between behaviour and oxytocin administrations, often performed to allow milk let down, has been also investigated. The experiment included 8 multiparous and 6 primiparous buffaloes, calving in the same period. Starting from the first entrance in the milking parlour, the animals were followed two days/ week during the morning milking for the first 5 weeks of lactation. Behaviour observation was performed following a &ldquo;focal animal sampling&rdquo; (continuous recording) technique. Proportional frequencies of the following behaviours were calculated: kicking, stepping, defecating, urinating, vocalizing, pulling the teat cup off the teats. The exogenous oxytocin administration at milking was recorded. Pearson Chi-Square test was used to verify the presence of differences between primiparous and multiparous cows&rsquo; behaviour at milking. Cochran&rsquo;s Q test was used to assess the variability of behaviour over time and a binomial regression was performed in order to verify the correlations between animal behaviours and the need to administer oxytocin. Considering lactation number, every behavioural pattern in primiparous cows, except for stepping, resulted to be more frequently performed (36.67% vs 24.36% for kicking; 5% vs 2.56% for defecating; 11.67% vs 5.13% for pulling the teat cup off the teats).The behaviour of urinating (48.33% vs 11.54%) proved to have a significantly higher mean frequency of occurrence compared to the multiparous one (P<0.001). The frequency of oxytocin administration showed a high variability over time (P<0.001), soon decreasing, while the selected behaviours proved to be more stable in time, except for kicking and urinating (P<0.05). Some correlations between animal behaviour at milking and oxytocin administration were found; particularly kicking, stepping and urinating appeared to be significantly related to the requirement of exogenous molecule (P<0.001). The occurrence of behaviours considered as indicators of acute stress and their correlation with oxytocin administration are a clear proof of the machine milking impact on buffaloes welfare and productivity.
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spelling doaj.art-c112edc3c09945a1aa2c67e4507419e62022-12-22T00:49:54ZengTaylor & Francis GroupItalian Journal of Animal Science1594-40771828-051X2010-01-017328729610.4081/ijas.2008.287Buffalo behavioural response to machine milking in early lactationElisabetta CanaliMichela MineroMaria Concetta CampagnaCristina RoncoroniRoberta CavallinaBuffalo farming in Italy is traditionally oriented towards mozzarella cheese production and over the last decade it has been rapidly increased. As a result, intensive techniques and mechanisation of farm activities have been introduced. Those sudden changes in rearing techniques have aroused a general concern about buffaloes welfare and its possible consequences on products quality.Human-animal interactions are recognized to have an impact on productivity, behaviour and welfare, particularly in dairy farms, where the milking process involves a close interaction with a human handler. Focusing on the first month of lactation, this preliminary study aimed at evidencing buffalo behavioural responses to machine milking. Relationship between behaviour and oxytocin administrations, often performed to allow milk let down, has been also investigated. The experiment included 8 multiparous and 6 primiparous buffaloes, calving in the same period. Starting from the first entrance in the milking parlour, the animals were followed two days/ week during the morning milking for the first 5 weeks of lactation. Behaviour observation was performed following a &ldquo;focal animal sampling&rdquo; (continuous recording) technique. Proportional frequencies of the following behaviours were calculated: kicking, stepping, defecating, urinating, vocalizing, pulling the teat cup off the teats. The exogenous oxytocin administration at milking was recorded. Pearson Chi-Square test was used to verify the presence of differences between primiparous and multiparous cows&rsquo; behaviour at milking. Cochran&rsquo;s Q test was used to assess the variability of behaviour over time and a binomial regression was performed in order to verify the correlations between animal behaviours and the need to administer oxytocin. Considering lactation number, every behavioural pattern in primiparous cows, except for stepping, resulted to be more frequently performed (36.67% vs 24.36% for kicking; 5% vs 2.56% for defecating; 11.67% vs 5.13% for pulling the teat cup off the teats).The behaviour of urinating (48.33% vs 11.54%) proved to have a significantly higher mean frequency of occurrence compared to the multiparous one (P<0.001). The frequency of oxytocin administration showed a high variability over time (P<0.001), soon decreasing, while the selected behaviours proved to be more stable in time, except for kicking and urinating (P<0.05). Some correlations between animal behaviour at milking and oxytocin administration were found; particularly kicking, stepping and urinating appeared to be significantly related to the requirement of exogenous molecule (P<0.001). The occurrence of behaviours considered as indicators of acute stress and their correlation with oxytocin administration are a clear proof of the machine milking impact on buffaloes welfare and productivity.http://www.aspajournal.it/index.php/ijas/article/view/374Bubalus bubalis, Machine milking, Behaviour, Oxytocin.
spellingShingle Elisabetta Canali
Michela Minero
Maria Concetta Campagna
Cristina Roncoroni
Roberta Cavallina
Buffalo behavioural response to machine milking in early lactation
Italian Journal of Animal Science
Bubalus bubalis, Machine milking, Behaviour, Oxytocin.
title Buffalo behavioural response to machine milking in early lactation
title_full Buffalo behavioural response to machine milking in early lactation
title_fullStr Buffalo behavioural response to machine milking in early lactation
title_full_unstemmed Buffalo behavioural response to machine milking in early lactation
title_short Buffalo behavioural response to machine milking in early lactation
title_sort buffalo behavioural response to machine milking in early lactation
topic Bubalus bubalis, Machine milking, Behaviour, Oxytocin.
url http://www.aspajournal.it/index.php/ijas/article/view/374
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AT michelaminero buffalobehaviouralresponsetomachinemilkinginearlylactation
AT mariaconcettacampagna buffalobehaviouralresponsetomachinemilkinginearlylactation
AT cristinaroncoroni buffalobehaviouralresponsetomachinemilkinginearlylactation
AT robertacavallina buffalobehaviouralresponsetomachinemilkinginearlylactation