Articles by author - Kay JK

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Effect of stage of lactation on the efficiency of Jersey and Friesian cows at converting pasture to milk production or liveweight gain

Authors: Thomson NA, Kay JK, Bryant MO
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 61, pp 213-216, Jan 2001

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The effect of concentrate supplementation on milk production during an extended lactation in grazing dairy cows : Brief Communication

Authors: Roach CG, Phyn CVC, Kolver ES, Kay JK
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 69, pp 43-45, Jun 2009

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BRIEF COMMUNICATION: Maintenance energy requirements of non-lactating, pregnant dairy cows

Authors: Mandok KS, Greenwood SL, Kay JK, Crookenden M, Roche JR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 72, Jan 2012

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Production and physiological indicators to select cows suitable for extended lactations

Authors: Phyn CVC, Kolver ES, Kay JK, Roche JR, Aspin PW
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 67, pp 315-319, Jan 2007

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Effects of conjugated linoleic acid on bioenergetic and milk production parameters in grazing dairy cows offered ad libitum or restricted pasture

Authors: Mackle TR, Thomson NA, Kay JK, Bauman DE, Baumgard LH
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 66, pp 423-428, Jan 2006

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Once-daily milking during a feed deficit improves energy status in early lactating dairy cows

Authors: Rius AG, Grala TM, Phyn CVC, Kay JK, Morgan SR, Roche JR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 72, Jan 2012

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The effect of feed restriction during peak lactation on milk production parameters : Brief Communication

Authors: Phyn CVC, Kay JK, Williams YJ, Roche JR, Burke CR, Meier S
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 69, pp 24-26, Jun 2009

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BRIEF COMMUNICATION: Effect of milking frequency and concentrate supplementation on milk production during an extended lactation in grazing dairy cows

Authors: Rius AG, Grala TM, Phyn CVC, Kay JK, Morgan SR, Roche JR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 71, pp 42-44, Jan 2011

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Effect of milking frequency and nutrition in early lactation on milk production and body condition in grazing dairy cows

Authors: Rius AG, Grala TM, Phyn CVC, Kay JK, Morgan SR, Roche JR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 71, pp 37-41, Jan 2011

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Temporary alterations to milking frequency, immediately post-calving, modified the expression of genes regulating milk synthesis and apoptosis in the bovine mammary gland

Authors: Rius AG, Grala TM, Snell RG, Phyn CVC, Littlejohn MD, Kay JK, Roche JR
Publication: Proceedings of the New Zealand Society of Animal Production, Volume 71, pp 3-Aug, Jan 2011