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Roger Hegarty

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Socio-Economic Objective (SEO 2008):  830310 Sheep - Meat

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Publication DateTitleAuthor(s)Date Added
13-Nov-2022Multi-modifier Strategies to Improve Rumen Health, Growth and Carcass Attributes of Grain-fed CattleNortrup, Abigail ; Hegarty, Roger ; McGrath, Joseph ; Cowley, Frances 16-Nov-2023
2Sep-2020Dietary nitrate and presence of protozoa increase nitrate and nitrite reduction in the rumen of sheepVillar, Maria Laura ; Hegarty, Roger Stephen ; Clay, Jonathon William ; Smith, Katherine Anne ; Godwin, Ian Robert ; Nolan, John Vivian 5-Aug-2020
32020Crude protein-content of fat-free muscle and viscera in sheepDougherty, Holland ; Evered, Mark ; Oltjen, James; Oddy, Hutton ; Hegarty, Roger 20-Aug-2020
4Nov-2019The effects of dietary nitrate on plasma glucose and insulin sensitivity in sheepVillar, Maria L ; Godwin, Ian R ; Hegarty, Roger S ; Dobos, Robin C ; Smith, Katherine A ; Clay, Jonathon W ; Nolan, John V 20-Aug-2019
531-Mar-2017Methane Production and Productivity Changes Associated with Defaunation in RuminantsNguyen, Son Hung; Hegarty, Roger ; Li, Lily 14-Oct-2019
62016Estimates of repeatability and heritability of methane production in sheep using portable accumulation chambersGoopy, John P ; Robinson, Dorothy L ; Woodgate, Reg; Donaldson, A; Oddy, Hutton ; Vercoe, P E; Hegarty, Roger 4-Apr-2016
72015Low ambient temperature elevates plasma triiodothyronine concentrations while reducing digesta mean retention time and methane yield in sheepBarnett, M C ; McFarlane, J R ; Hegarty, R S 4-Apr-2016
82014Cysteamine hydrochloride increases bodyweight and wool fibre length, improves feed conversion ratio and reduces methane yield in sheepBarnett, Mark ; Hegarty, Roger 16-Jul-2015
92014Sheep of divergent genetic merit for wool growth do not differ in digesta kinetics while on restricted intakesde Barbieri Etcheberry, Luis; Hegarty, Roger ; Oddy, Hutton ; Barnett, Mark ; Li, Li; Nolan, John V 28-Jul-2015
102013Impact of gut kinetics on methane production within the sheepBarnett, Mark Clem; Hegarty, Roger ; Godwin, Ian ; Goopy, John18-Nov-2013
112013Applicability of short-term emission measurements for on-farm quantification of enteric methaneHegarty, Roger 30-Mar-2016
122012Delivery of dietary nitrate to sheep through lick-blocks for enteric methane abatementLi, Li; Malisang, Saowalux; Hegarty, Roger ; Nolan, John V ; Leng, Ronald 2-Jun-2015
132011Validation of a short-term methane measurement using portable static chambers to estimate daily methane production in sheepGoopy, John Patrick ; Woodgate, R; Donaldson, A; Robinson, Dorothy L ; Hegarty, Roger 31-Jan-2013
142011Potential effects of animal management and genetic improvement on enteric methane emissions, emissions intensity and productivity of sheep enterprises at Cowra, AustraliaAlcock, D J; Hegarty, Roger 3-Mar-2016
152011Repeatability of methane emissions from sheepPinares-Patino, C S; McEwan, J C; Dodds, K G; Cardenas, E A; Hegarty, Roger ; Koolaard, J P; Clark, H3-Mar-2016
162011Four week repeatability of daily and one hour methane production of mature merino wethers fed 'ad libitum'Bickell, S L; Robinson, Dorothy L ; Toovey, A F; Goopy, John P ; Hegarty, Roger ; Revell, D K; Vercoe, P E3-Mar-2016
172011Lowering ruminant methane emissions through improved feed conversion efficiencyWaghorn, G C; Hegarty, Roger 3-Mar-2016
182011Impacts of a two degree increase in temperature on pasture growth in the Northern Tablelands of New South WalesPowell, R; Edwards, C; Hegarty, Roger ; McPhee, Malcolm J 4-Mar-2016
192011Validation methods for determining heat production by sheep differing in live weight and feed intakeLi, Lily ; Nolan, John V ; Hegarty, Roger 17-Aug-2012
202010Managing sheep methane emissions by nutrition and flock managementHegarty, Roger 23-Nov-2011
212010Nutritional and flock management options to reduce methane output and methane per unit product from sheep enterprisesHegarty, Roger ; Alcock, D; Robinson, Dorothy L ; Goopy, John Patrick ; Vercoe, PE8-Dec-2011
222010Modes of transmission of rumen protozoa between mature sheepBird, Simon H; Hegarty, Roger ; Woodgate, R9-Dec-2011
232010Dietary protein and non-protein nitrogen effects on fermentation and nitrogen dynamics in sheep consuming wheaten hayPelaelo-Grand, Tiyapo; Nolan, John; Hegarty, Roger 17-Jan-2012
242010Effects of dietary nitrate on fermentation, methane production and digesta kinetics in sheepNolan, John V ; Hegarty, Roger ; Hegarty, Jennifer Shirley ; Godwin, Ian ; Woodgate, Reginald27-Apr-2011
252010Effect of Nitrate on Variability of Methane Production in Sheep Fed Every 2 HoursDobos, Robin Christopher ; Hegarty, Roger ; Nolan, John V 3-Jun-2011
262009Increases in microbial growth efficiency in sheep given true protein and non-protein nitrogen supplementsPelaelo-Grand, T; Nolan, J V ; Hegarty, R S 16-Mar-2010
272008Persistence of defaunation effects on digestion and methane production in ewesBird, Simon H; Hegarty, Roger ; Woodgate, R13-Dec-2011
282008Predicting the metabolizable energy intake of ruminants using digestibility, ruminal methane production and fermentation dataMcPhee, Malcolm John ; Hegarty, Roger 13-Dec-2011
292008Effects of the absence of protozoa from birth or from weaning on the growth and methane production of lambsHegarty, Roger ; Bird, Simon H; Vanselow, Barbara ; Woodgate, R9-Dec-2011
302007Methane production in cattle selected for residual feed intakeHegarty, Roger ; Herd, Robert M ; Woodgate, R30-Nov-2015
312006Effects of pasture improvement on productivity, gross margin and methane emissions of a grazing sheep enterpriseAlcock, D; Hegarty, Roger 7-Oct-2014
322006Effects of available nutrition and sire breeding values for growth and muscling on the development of crossbred lambs. 2: Composition and commercial yieldHegarty, Roger ; Hopkins, DL; Farrell, Terence; Banks, Robert ; Harden, S13-Dec-2011
332006Indices of cellular development in muscles of lambs are influenced by sire estimated breeding values and pastoral nutritional systemGreenwood, Paul; Gardner, Graham E; Hegarty, Roger 14-Dec-2011
342006Lamb myofibre characteristics are influenced by sire estimated breeding values and pastoral nutritional systemGreenwood, Paul; Gardner, Graham E; Hegarty, Roger 13-Dec-2011
352006Effects of sire genotype and plane of nutrition on fascicular structure of 'M. longissimus thoracis et lumborum' and its effect on eating qualityAllingham, PG; Gardner, Graham E; Taylor, M; Hegarty, Roger ; Harper, GS13-Dec-2011
362006The effect of genotype and plane of nutrition on the rate of pH decline in lamb carcasses and the expression of metabolic enzymatic markersGardner, Graham E; Pethick, David W; Greenwood, Paul; Hegarty, Roger 14-Dec-2011
372006Effect of nutritional restriction and sire genotype on forelimb bone growth and carcass composition in crossbred lambsCake, MA; Gardner, Graham E; Hegarty, Roger ; Boyce, M D; Pethick, David W13-Dec-2011
382006Alternative tracer gases for the ERUCT technique to estimate methane emission from grazing animalsMachmuller, A; Hegarty, Roger 13-Dec-2011
392006Genotypic and nutritional regulation of gene expression in two sheep hindlimb muscles with distinct myofibre and metabolic characteristicsNattrass, G S; Quigley, S P; Gardner, Graham E; Bawden, C S; McLaughlan, C J; Hegarty, Roger ; Greenwood, Paul14-Dec-2011
402006Variation in protein abundance profiles in the 'M. semitendinosus' of lambs bred from sires selected on the basis of growth and muscling potentialMcDonagh, M B; Ferguson, K L; Bacic, A; Gardner, Graham E; Hegarty, Roger 14-Dec-2011
412006Relationship between animal age, intramuscular fat, cooking loss, pH, shear force and eating quality of aged meat from sheepHopkins, DL; Hegarty, Roger ; Walker, PJ; Pethick, David W13-Dec-2011
422006Effects of available nutrition and sire breeding values for growth and muscling on the development of crossbred lambs. 1: Growth and carcass characteristicsHegarty, Roger ; Shands, C; Marchant, R; Hopkins, DL; Ball, Alexander; Harden, S13-Dec-2011
432006Genetic and nutritional regulation of lamb growth and muscle characteristicsHegarty, Roger ; Warner, R D; Pethick, David W14-Dec-2011
442006The impact of carcase estimated breeding values on yield and quality of sheep meatGardner, G E; Pethick, D W; Hopkins, D L; Hegarty, Roger ; Cake, M A; Boyce, M D; Allingham, P G27-Jun-2012
452005Relationship between sire estimated breeding values and the meat and eating quality of meat from their progeny grown on two planes of nutritionHopkins, D L; Hegarty, Roger ; Farrell, Terence13-Dec-2011

Profile

Credit Name
Roger Hegarty
Full Name
Hegarty, Roger
Variants
Hegarty, Roger S
Hegarty, Roger Stephen
Hegarty, R S
 
UNE Researcher ID
une-id:rhegart3
 
Position Title
Professor in Animal Nutrition
 
Email
 
Google Scholar profile key
nlHNrFcAAAAJ
Scopus Author ID
Web of Science profile key
8717888
Discipline
School of E&RS - Animal Science
 
Faculty
Faculty of Science, Ag, Business and Law
Surname
Hegarty
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Given Name
Roger
 
Preferred Given Name
Roger
School/Department
School of Environmental and Rural Science
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