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2018
Effects of a daily dose of zeolite on rumen ammonia of lactating dairy cows consuming fresh-cut ryegrass pasture, PC, Beukes, P Gregorini, GC Waghorn, and PB Selbie , New Zealand Journal of Animal Science and Production, 07/2018, Volume 78, Lincoln, p.137-141, (2018)
2011
Are high breeding worth index cows more feed conversion efficient and nitrogen use efficient?, SL, Woodward, GC Waghorn, MA Bryant, and K Mandok , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.109-113, (2011)
Can livestock production be increased without increasing greenhouse gas emissions?, GC, Waghorn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.156-162, (2011)
Effect of condensed tannins from Pinus radiata bark on Trichostrongylus colubriformis larvae and adult worms in sheep, J, Chan, GC Waghorn, AL Molan, and IM Brookes , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.304-308, (2011)
Feeding behaviour differs between dairy calves selected for divergent feed conversion efficiency, TC, Green, GC Waghorn, NJ Beausoleil, and KA MacDonald , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 71, Invercargill, p.281-285, (2011)
2010
Composition and in sacco degradation characteristics of winter growth of Lolium perenne, Lolium multiflorum and Lolium perenne x multiflorum ryegrasses, XZ, Sun, GC Waghorn, and H Clark , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 70, Palmerston North, p.206-212, (2010)
Evaluation of sensors for monitoring rumen pH, temperature and pressure, X, Lin, D Pacheco, PD Kemp, GC Waghorn, and GP Cosgrove , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 70, Palmerston North, p.71-76, (2010)
Ryegrass to lucerne-effects of dietary change on intake,milk yield and rumen microflora bacteria of dairy cows, SL, Woodward, GC Waghorn, GC Attwood, and D Li , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 70, Palmerston North, p.57-61, (2010)
Variation in feed conversion efficiency in Holstein-Friesian heifer calves, KR, Carnie, SR Davis, KA MacDonald, GC Waghorn, VV Obolonkin, and RL Spelman , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 70, Palmerston North, p.250-252, (2010)
2009
Feeding birdsfoot trefoil (Lotus corniculatus) reduces the environmental impacts of dairy farming, SL, Woodward, GC Waghorn, KA Watkins, and MA Bryant , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 69, Christchurch, p.179-183, (2009)
The variation in methane emissions from sheep and cattle is not explained by the chemical composition of ryegrass, KJ, Hammond, S Muetzel, GC Waghorn, CS Pinares-Patino, JL Burke, and SO Hoskin , Proceedings of the New Zealand Society of Animal Production, Jun, Volume 69, Christchurch, p.174-178, (2009)
2008
A versatile sheep respiration chamber system for measurement of methane emission, CS, Pinares-Patino, P Lovejoy, C Hunt, R Martin, G Molano, GC Waghorn, and H Clark , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 68, Brisbane, Australia, p.29-30, (2008)
2007
Monensin controlled release capsules for improved production and mitigating methane in dairy cows fed pasture, GC, Waghorn, H Clark, V Taufa, and A Cavanagh , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 67, Wanaka, p.266-271, (2007)
2006
In vitro production of volatile fatty acids from forages, JL, Burke, GC Waghorn, IM Brookes, AV Chaves, and GT Attwood , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.50-54, (2006)
Supplementing dairy cows with oils to improve performance and reduce methane ? does it work?, SL, Woodward, GC Waghorn, and NA Thomson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 66, Napier, p.176-181, (2006)
2005
Condensed tannins in birdsfoot trefoil (Lotus corniculatus) affect the detailed composition of milk from dairy cows, S-A, Turner, GC Waghorn, SL Woodward, and NA Thomson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.283-289, (2005)
Feeding maize silage to dairy cows : implications for methane emissions, CD, Waugh, DA Clark, GC Waghorn, and SL Woodward , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.356-361, (2005)
Impact of monensin on methane production and performance of cows fed forage diets, SJ, Van Vugt, GC Waghorn, DA Clark, and SL Woodward , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 65, Christchurch, p.362-366, (2005)
2004
Condensed tannins in birdsfoot trefoil (Lotus corniculatus) reduce methane emissions from dairy cows, SL, Woodward, GC Waghorn, and PG Laboyrie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 64, Hamilton, p.160-164, (2004)
2003
Empirical assessment of the CNCPS model to predict performance of dairy cows fed pasture with silage supplements, AV, Chaves, IM Brookes, JL Burke, GC Waghorn, and SL Woodward , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 63, Queenstown, p.91-95, (2003)
Methane and carbon emissions from conventional pasture and grain-based total mixed rations for dairying, van der LS, Nagel, GC Waghorn, and VE Forgie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 63, Queenstown, p.128-132, (2003)
2002
Ammonia and urea utilisation in lambs infected with Trichostrongylus colubriformis and fed fresh lucerne (Medicago sativa), EN, Bermingham, NC Roy, GW Reynolds, BR Sinclair, JS Peters, IA Sutherland, GC Waghorn, DK Revell, and WC McNabb , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.77-80, (2002)
Can forages match concentrate diets for dairy production?, GC, Waghorn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.261-266, (2002)
Dairy industry perspectives of methane emissions and production from cattle fed pasture or total mixed rations in New Zealand, LJ, Robertson, and GC Waghorn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.213-218, (2002)
Digestion kinetics of ryegrass, AV, Chaves, GC Waghorn, IM Brookes, and D Hedderley , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.157-162, (2002)
Does feeding sulla (Hedysarum coronarium) reduce methane emissions from dairy cows?, SL, Woodward, GC Waghorn, KR Lassey, and PG Laboyrie , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.227-230, (2002)
An evaluation of sulla (Hedysarum coronarium) with pasture, white clover and lucerne for lambs, JL, Burke, GC Waghorn, and IM Brookes , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.152-156, (2002)
Improving animal performance using forage-based diets, JL, Burke, GC Waghorn, and AV Chaves , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 62, Palmerston North, p.267-272, (2002)
2001
Digestion kinetics of mature grasses, AV, Chaves, GC Waghorn, IM Brookes, and JL Burke , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 61, Christchurch, p.8-12, (2001)
Early indications that feeding Lotus will reduce methane emissions from ruminants, SL, Woodward, GC Waghorn, MJ Ulyatt, and KR Lassey , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 61, Christchurch, p.23-26, (2001)
2000
Formulating total mixed rations from forages - defining the digestion kinetics of contrasting species, JL, Burke, GC Waghorn, IM Brookes, GT Attwood, and ES Kolver , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 60, Hamilton, p.9-14, (2000)
Preparation of fresh forages for incubation and prediction of nutritive value, LG, Barrell, JL Burke, GC Waghorn, GT Attwood, and IM Brookes , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 60, Hamilton, p.5-8, (2000)
1998
Effect of pasture supplemented with methionine on wool growth and selected growth parameters, BJ, Purchas, GC Waghorn, and GA Wickham , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 58, p.189-191, (1998)
1996
Effect of iodine supplementation on milk iodine concentrations and productivity of dairy cows, ND, Grace, GC Waghorn, AR Mills, and AF Death , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 56, p.143-145, (1996)
1995
The effect of six herbages on liveweight gain, wool growth and faecal egg count of parasitised ewe lambs, HA, Robertson, JH Niezen, GC Waghorn, WAG Charleston, and M Jinlong , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 55, p.199-201, (1995)
1994
The effects of condensed tannin in Lotus corniculatus upon nutrient metabolism and upon body and wool growth in grazing sheep., Y, Wang, GC Waghorn, GB Douglas, TN Barry, and GF Wilson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 54, p.219-222, (1994)
1993
A comparison of carcass and meat characteristics and organ weights of castrate and entire male buffalo and cattle, RW, Purchas, NA Thomson, GC Waghorn, and AF Death , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 53, p.407-412, (1993)
Internal parasites and lamb production - a role for plants containing condensed tannins?, JH, Niezen, TS Waghorn, GC Waghorn, and WAG Charleston , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 53, p.235-238, (1993)
1992
The nutritive value of Lotus for sheep, GC, Waghorn, and ID Shelton , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 52, p.89-92, (1992)
1990
Nutritional partitioning of growth for productive gain, PM, Harris, GC Waghorn, and J Lee , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 50, p.81-90, (1990)
1988
Components of foam and liquor from the rumen of bloating and non-bloating cows, GC, Waghorn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 48, p.151-156, (1988)
1987
Nutritive value of Lotus corniculatus L. containing low and medium concentrations of condensed tannins for sheep, GC, Waghorn, A John, WT Jones, and ID Shelton , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 47, p.25-30, (1987)
1986
The effect of different protein/energy intakes on nutritional and physiological parameters in young sheep, GC, Waghorn , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 46, p.31-36, (1986)
1984
Theoretical considerations for partitioning nutrients between muscle and adipose tissue, GC, Waghorn, and JE Wolff , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 44, p.193-200, (1984)
1977
Rumen motility in sheep and cattle as affected by feeds and feeding, GC, Waghorn, and CSW Reid , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 37, p.176-181, (1977)
1975
Progress in identifying sources of animal variation in susceptibility to bloat, CSW, Reid, MP Gurnsey, GC Waghorn, and WT Jones , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 35, p.13-20, (1975)
1974
Nutritive characteristics of maize silage and maize silage/grass rations for cattle, GC, Waghorn, and GF Wilson , Proceedings of the New Zealand Society of Animal Production, Jan, Volume 34, p.78, (1974)