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2012
Associations of uterine pathology with milk production and effects of treatment with a nonsteroidal anti-inflammatory drug in dairy cows, NV, Priest, KLM McLeod, S McDougall, CR Burke, JR Roche, M Mitchell, and SL Greenwood , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 72, Christchurch, p.23-27, (2012)
"Grass to milk" and beyond, KL, Macmillan, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 72, Christchurch, p.81-87, (2012)
Maintenance energy requirements of non-lactating, pregnant dairy cows, KS, Mandok, SL Greenwood, JK Kay, M Crookenden, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 72, Christchurch, p.117-119, (2012)
Once-daily milking during a feed deficit improves energy status in early lactating dairy cows, JK, Kay, CVC Phyn, AG Rius, SR Morgan, TM Grala, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 72, Christchurch, p.129-133, (2012)
2011
BRIEF COMMUNICATION: Effect of milking frequency and concentrate supplementation on milk production during an extended lactation in grazing dairy cows, AG, Rius, CVC Phyn, JK Kay, SR Morgan, TM Grala, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.42-44, (2011)
Economic evaluation of management strategies for a model Waikato farm to achieve a herd average body condition score of 5.0 at calving, RJ, Douglas, JR Bryant, P Hedley, DC Smeaton, R Brazendale, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.17-22, (2011)
The effect of carbohydrate type on milk and milk component yields in early lactation dairy cows, RJ, Higgs, AJ Sheahan, K Mandok, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.23-27, (2011)
Effect of milking frequency and nutrition in early lactation on milk production and body condition in grazing dairy cows, JK, Kay, CVC Phyn, AG Rius, SR Morgan, TM Grala, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.37-41, (2011)
Effect of temporary alterations to milking frequency during the early post-partum period on milk production and body condition score in grazing dairy cows, CVC, Phyn, JK Kay, AG Rius, SR Morgan, CS Roach, TM Grala, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.45-49, (2011)
Temporary alterations to milking frequency, immediately post-calving, modified the expression of genes regulating milk synthesis and apoptosis in the bovine mammary gland, TM, Grala, CVC Phyn, JK Kay, AG Rius, MD Littlejohn, RG Snell, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.3-8, (2011)
2010
Asssociation among hormones and metabolites during the transition period and early lactation milk production, P, Edwards, K Mandok, JM Lee, CR Burke, ES Kolver, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 70, Palmerston North, p.51-56, (2010)
2009
The effect of feed restriction during peak lactation on milk production parameters : Brief Communication, JK, Kay, CVC Phyn, YJ Williams, JR Roche, CR Burke, and S Meier , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 69, Christchurch, p.24-26, (2009)
2007
Production and physiological indicators to select cows suitable for extended lactations, JK, Kay, PW Aspin, CVC Phyn, JR Roche, and ES Kolver , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 67, Wanaka, p.315-319, (2007)
2006
Diet or strain: Effects on postpartum anovulatory interval in dairy cows, LM, Chagas, PJS Gore, AJ Sheahan, JM Lee, KA Watkins, PW Aspin, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.339-343, (2006)
Effect of genotype and diet on milksolids production, body condition, and reproduction of cows milked continuously for 600 days, ES, Kolver, JR Roche, CR Burke, and PW Aspin , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.245-251, (2006)
A nutrient-signalling effect of grain feeding on postpartum anovulatory intervals in mature dairy cows, CR, Burke, JR Roche, PW Aspin, and JM Lee , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.334-338, (2006)
Plasma insulin, growth hormone, and IGF-1 concentrations of Holstein - Friesian cows of divergent genotype offered varying levels of concentrate in early lactation, ES, Kolver, JR Roche, and PW Aspin , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.403-408, (2006)
Supplementation with concentrates either pre- or post-partum does not affect milk production when diets are iso-energetic, JR, Roche, JM Lee, PW Aspin, AJ Sheahan, CR Burke, ES Kolver, B Sugar, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.416-422, (2006)
2005
The drinking behaviour of dairy cows in late lactation, JG, Jago, JR Roche, ES Kolver, and MW Woolford , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.209-214, (2005)
Effect of pre- and postpartum pasture feeding intakes on postpartum anoestrous intervals in dairy cows, CR, Burke, JR Roche, PW Aspin, JM Lee, and VK Taufa , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.221-224, (2005)
Effects of feeding level for four weeks precalving on milk production is small and dependent on level of feeding in early lactation, JR, Roche, ES Kolver, JM Lee, PW Aspin, CR Burke, P Taylor, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.215-220, (2005)
Influence of dairy cow genotype on milksolids, body condition and reproduction response to concentrate supplementation, ES, Kolver, JR Roche, CR Burke, and PW Aspin , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.46-52, (2005)
Regulating milk fat synthesis: potential on-farm applications of basic science, LH, Baumgard, JK Kay, CE Moore, JR Roche, MJ Vanbaale, and RP Rhoads , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.33-39, (2005)
2004
Effect of precalving feeding level on the milk production of grazing dairy cows, JR, Roche, JK Kay, ES Kolver, PW Aspin, J Lee, B Sugar, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 64, Hamilton, p.227-231, (2004)
Fumarate reduces methane production from pasture fermented in continuous culture, ES, Kolver, PW Aspin, GN Jarvis, KM Elborough, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 64, Hamilton, p.155-159, (2004)
2003
Diet and genotype affect feeding behaviour of Holstein-Friesian dairy cows during late lactation, PL, Thorne, JG Jago, ES Kolver, and JR Roche , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 63, Queenstown, p.124-127, (2003)
Diet and genotype affect milk lactoferrin concentrations in late lactation, S-A, Turner, JH Williamson, NA Thomson, JR Roche, and ES Kolver , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 63, Queenstown, p.87-90, (2003)
2002
Pasture versus total mixed ration during the periparturient period, JR, Roche, ES Kolver, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.252-256, (2002)
Total mixed rations versus pasture diets: Evidence for a genotype x diet on the concentration of amino acid-derived volatiles in milk, ES, Kolver, JR Roche, de MJ Veth, PL Thorne, and AR Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.246-251, (2002)
2001
Diet and genotype affect plasma calcium, magnesium and phosphorus concentrations in the periparturient cow, JR, Roche, ES Kolver, de MJ Veth, and A Napper , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 61, Christchurch, p.168-171, (2001)
Effect of grain or buffer supplementation on milk solids yield and rumen fermentation patterns of cows grazing highly digestible herbage in spring, DE, Dalley, JR Roche, and C Grainger , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 61, Christchurch, p.224-228, (2001)
Lipolytic response of New Zealand and overseas Holstein-Friesian dairy cows challenged with epinephrine, ES, Kolver, JR Roche, de MJ Veth, and TR Mackle , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 61, Christchurch, p.48-51, (2001)