Please use this identifier to cite or link to this item: https://hdl.handle.net/1959.11/27268
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dc.contributor.authorSamaraweera, A Men
dc.contributor.authorBoerner, Ven
dc.contributor.authorCyril, H Wen
dc.contributor.authorvan der Werf, J H Jen
dc.contributor.authorHermesch, Susanneen
dc.date.accessioned2019-06-27T03:52:27Z-
dc.date.available2019-06-27T03:52:27Z-
dc.date.issued2018-
dc.identifier.citationProceedings of the World Congress on Genetics Applied to Livestock Production, v.11, p. 1-6en
dc.identifier.urihttps://hdl.handle.net/1959.11/27268-
dc.description.abstractDairy production in Sri Lanka is slowly changing from a small-scale extensive system within mixed farms to larger specialized units with intensive management based on temperate breeds and modern milking systems. The country's tropical climate may require a special breeding program for imported breeds to enhance adaptability to local conditions which could be based on data automatically recorded at the parlour. Therefore, the objective of this study was to estimate genetic parameters for milk persistency, milk electrical conductivity, flow rate, 305- day milk yield and daily am/pm milk yield using data collected automatically from November 2015 to March 2016 for imported first-lactation Jersey cows (826 cows) under an intensive management system in a single farm. Variance components and variance ratios were estimated as posterior means from a Bayesian Gibbs sampling analysis. As expected from the data structure, heritabilities were low to medium for all analysed traits and genetic correlations were all in the expected direction. Therefore, even in Sri Lanka's tropical conditions the genetic component of the phenotypic variation is sufficient to establish a breeding program based on imported Jersey cows to breed a locally adapted dairy cow.en
dc.languageenen
dc.publisherMassey Universityen
dc.relation.ispartofProceedings of the World Congress on Genetics Applied to Livestock Productionen
dc.rightsAttribution-NonCommercial-NoDerivatives 4.0 International*
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/*
dc.titleGenetic parameters for milk yield, persistency, conductivity and milking efficiency in first lactation Jersey cows in Sri Lankaen
dc.typeConference Publicationen
dc.relation.conferenceWCGALP 2018: 11th World Congress on Genetics Applied to Livestock Productionen
dcterms.accessRightsUNE Greenen
local.contributor.firstnameA Men
local.contributor.firstnameVen
local.contributor.firstnameH Wen
local.contributor.firstnameJ H Jen
local.contributor.firstnameSusanneen
local.subject.for2008070201 Animal Breedingen
local.subject.seo2008830308 Pigsen
local.profile.schoolAnimal Genetics and Breeding Uniten
local.profile.schoolAnimal Genetics and Breeding Uniten
local.profile.schoolSchool of Environmental and Rural Scienceen
local.profile.schoolAnimal Genetics and Breeding Uniten
local.profile.emailasamara2@une.edu.auen
local.profile.emailvboerner@une.edu.auen
local.profile.emailjvanderw@une.edu.auen
local.profile.emailskahtenb@une.edu.auen
local.output.categoryE1en
local.record.placeauen
local.record.institutionUniversity of New Englanden
local.date.conference11th - 16th February, 2018en
local.conference.placeAuckland, New Zealanden
local.publisher.placePalmerston North, New Zealanden
local.identifier.runningnumber741en
local.format.startpage1en
local.format.endpage6en
local.url.openhttp://www.wcgalp.org/proceedings/2018/genetic-parameters-milk-yield-persistency-conductivity-and-milking-efficiency-firsten
local.peerreviewedYesen
local.identifier.volume11en
local.access.fulltextYesen
local.contributor.lastnameSamaraweeraen
local.contributor.lastnameBoerneren
local.contributor.lastnameCyrilen
local.contributor.lastnamevan der Werfen
local.contributor.lastnameHermeschen
dc.identifier.staffune-id:asamara2en
dc.identifier.staffune-id:vboerneren
dc.identifier.staffune-id:jvanderwen
dc.identifier.staffune-id:skahtenben
local.profile.orcid0000-0002-8644-8345en
local.profile.orcid0000-0003-2512-1696en
local.profile.orcid0000-0002-9647-5988en
local.profile.roleauthoren
local.profile.roleauthoren
local.profile.roleauthoren
local.profile.roleauthoren
local.profile.roleauthoren
local.identifier.unepublicationidune:1959.11/27268en
dc.identifier.academiclevelAcademicen
dc.identifier.academiclevelAcademicen
dc.identifier.academiclevelAcademicen
dc.identifier.academiclevelAcademicen
dc.identifier.academiclevelAcademicen
local.title.maintitleGenetic parameters for milk yield, persistency, conductivity and milking efficiency in first lactation Jersey cows in Sri Lankaen
local.output.categorydescriptionE1 Refereed Scholarly Conference Publicationen
local.relation.urlhttp://www.wcgalp.org/proceedings/2018en
local.conference.detailsWCGALP 2018: 11th World Congress on Genetics Applied to Livestock Production, Auckland, New Zealand, 11th - 16th February, 2018en
local.search.authorSamaraweera, A Men
local.search.authorBoerner, Ven
local.search.authorCyril, H Wen
local.search.authorvan der Werf, J H Jen
local.search.authorHermesch, Susanneen
local.open.fileurlhttps://rune.une.edu.au/web/retrieve/ee42b2d5-8cb1-49c0-b6b3-f0fc69fdee1aen
local.uneassociationUnknownen
local.year.published2018en
local.fileurl.openhttps://rune.une.edu.au/web/retrieve/ee42b2d5-8cb1-49c0-b6b3-f0fc69fdee1aen
local.fileurl.openpublishedhttps://rune.une.edu.au/web/retrieve/ee42b2d5-8cb1-49c0-b6b3-f0fc69fdee1aen
local.subject.for2020300305 Animal reproduction and breedingen
local.subject.seo2020100410 Pigsen
local.date.start2018-02-11-
local.date.end2018-02-16-
Appears in Collections:Animal Genetics and Breeding Unit (AGBU)
Conference Publication
School of Environmental and Rural Science
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