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Roger Hegarty

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Publication DateTitleAuthor(s)Date Added
1Jul-2024Methane emissions from Angus and Brahman heifers fed forage-based dietsSimanungkalit, Gamaliel ; Barwick, Jamie ; Cowley, Fran ; Hegarty, Roger 17-Jul-2024
24-Sep-2023Utilisation of Leucaena leucocephala foliage, toxicity risk and management in ruminant breeding production systemsIrawan, Fahrul; Cowley, Frances ; Hegarty, Roger ; Halliday, Michael 10-Aug-2023
3Jul-2023The effects of antibiotic-free supplementation on the ruminal pH variability and methane emissions of beef cattle under the challenge of subacute ruminal acidosis (SARA)Simanungkalit, Gamaliel; Bhuiyan, Momenuzzaman; Bell, Robert; Sweeting, Ashley; Morton, Christine L ; Cowley, Frances ; Hegarty, Roger 21-Jun-2024
45-May-2023Vitamin D Metabolite Effects on Mineral Dynamics and Bone Physiology in RuminantsJonathon William Clay; Hegarty, Roger ; Charlesworth, Richard ; McGrath, Joseph ; McNeill, David 5-Oct-2023
519-Jan-2023Vitamin D Metabolite Effects on Mineral Dynamics and Bone Physiology in Ruminants - DataClay, Jonathon ; Hegarty, Roger ; McNeill, David ; Charlesworth, Richard ; McGrath, Joseph 5-Oct-2023
62023Effect of 3-nitrooxypropanol on enteric methane emissions of feedlot cattle fed with a tempered barley-based diet with canola oilde Almeida, Amelia Katiane ; Cowley, Frances ; McMeniman, Joe P; Karagiannis, Alex; Walker, Nicola; Tamassia, Luis F M; McGrath, Joseph J; Hegarty, Roger S 15-Jul-2024
72023A regional-scale assessment of nutritional-system strategies for abatement of enteric methane from grazing livestockde Almeida, A K ; Cowley, F C ; Hegarty, R S 15-Jul-2024
83-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
930-Sep-2022The role of leucaena in cattle fattening and breeding production systems in Eastern IndonesiaIrawan, Fahrul; Dahlanuddin ; Halliday, Michael J ; Hegarty, Roger S ; Cowley, Frances C 19-Jun-2024
1012-Sep-2022Associations of digestibility with phenotypic and genetic variation in methane production in Angus cattleSmith, H C; Herd, R M ; Donoghue, K A; Bird-Gardiner, T; Arthur, P F; Hegarty, R S 12-Jun-2024
117-Sep-2022On the Deployment of Sensor-Based Technologies for Monitoring Supplement Intake Behaviours in Grazing CattleSimanungkalit, Gamaliel ; Hegarty, Roger ; Barwick, Jamie ; Cowley, Frances 16-Nov-2023
12Aug-2022Multi-modifier strategies to improve rumen health, growth and carcass attributes of grain-fed cattle - DatasetNdun, Marlin; Cowley, Frances ; Hegarty, Roger ; Robertson-Dean, Melanie ; McGrath, Joseph ; Nortrup, Abigail 16-Nov-2023
138-Jul-2022Dietary 1α-hydroxyvitamin D3 increases the concentration of phosphorus in the plasma of ewesClay, J W ; McNeill, D M ; McGrath, J J ; Charlesworth, R P G ; Creevey, S C ; Sewell, V J ; Hegarty, R S 26-Oct-2023
14Jul-2022Effects of dietary energy density and supplemental rumen undegradable protein on intake, viscera, and carcass composition of lambs recovering from nutritional restrictionDougherty, Holland C ; Evered, Mark ; Oltjen, James W; Hegarty, Roger S ; Neutze, Stephen A; Oddy, V Hutton 20-Jun-2024
1518-Feb-2022On the Deployment of Sensor-Based Technologies for Monitoring Supplement Intake Behaviours in Grazing Cattle-datasetSimanungkalit, Gamaliel ; Hegarty, Roger 16-Nov-2023
16Feb-2022Validation of automatic systems for monitoring the licking behaviour in Angus and Brahman cattleSimanungkalit, Gamaliel ; Clay, Jonathon ; Barwick, Jamie ; Cowley, Frances ; Dawson, Bradley ; Dobos, Robin ; Hegarty, Roger 16-Aug-2022
17Dec-2021Meta-analysis quantifying the potential of dietary additives and rumen modifiers for methane mitigation in ruminant production systemsAlmeida, Amelia K ; Hegarty, Roger S ; Cowie, Annette 20-Apr-2022
18Nov-2021Use of an ear-tag accelerometer and a radio-frequency identification (RFID) system for monitoring the licking behaviour in grazing cattleSimanungkalit, Gamaliel ; Barwick, Jamie ; Cowley, Frances ; Dawson, Bradley ; Dobos, Robin ; Hegarty, Roger 13-Jul-2022
19Jul-2021Nitrate and nitrite absorption, recycling and retention in tissues of sheepVillar, M L ; Godwin, I R ; Hegarty, R S ; Erler, D V; Farid, H T; Nolan, J V 25-Feb-2022
20Jun-2021Automatic Supplement Weighing Units for Monitoring the Time of Accessing Mineral Block Supplements by Rangeland Cattle in Northern Queensland, AustraliaSimanungkalit, Gamaliel ; Bremner, Graeme ; Cowley, Frances ; Barwick, Jamie ; Dawson, Bradley ; Dobos, Robin ; Hegarty, Roger 9-Jul-2021
2112-May-2021Beef cattle methane emissions measured with tracer-ratio and inverse dispersion modelling techniquesBai, Mei; Velazco, José I; Coates, Trevor W; Phillips, Frances A; Flesch, Thomas K; Hill, Julian; Mayer, David G; Tomkins, Nigel W; Hegarty, Roger S ; Chen, Deli 6-Apr-2022
2217-Apr-2021A Pilot Study Using Accelerometers to Characterise the Licking Behaviour of Penned Cattle at a Mineral Block SupplementSimanungkalit, Gamaliel ; Barwick, Jamie ; Cowley, Frances ; Dobos, Robin ; Hegarty, Roger 9-Jul-2021
232021Effect of rumen modifier management on feedlot performance and carcass attributes of steersNortrup, A J ; Hegarty, R S ; Cowley, F C 8-Jul-2021
242021An investigation into the interaction of bedding application rates and air flows on positional behaviour of beef cattleHanafi, I N; Tait, L A ; Wilkes, J ; Hegarty, R S ; Jenkins, S ; Cowley, F C 8-Jul-2021
252021Timing and variation of supplement intake by breeding cows in the extensive rangelands of northern AustraliaSimanungkalit, G ; Bremner, G J ; Cowley, F C ; Hegarty, R S 8-Jul-2021
262021Predicting metabolisable energy intake by free-ranging cattle using multiple short-term breath samples and applied to a pasture case-studyHerd, R M ; Arthur, P F; Hegarty, R S ; Bird-gardiner, T ; Donoghue, K A; Velazco, J I29-May-2024
27Sep-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
2810-Aug-2020Genetic variance and covariance components for carbon dioxide production and postweaning traits in Angus cattleDonoghue, Kath A; Bird-gardiner, Tracie L ; Herd, Robert ; Hegarty, Roger ; Arthur, Paul F30-May-2024
29Aug-2020Evaluation of remote monitoring units for estimating body weight and supplement intake of grazing cattleSimanungkalit, G ; Hegarty, R S ; Cowley, F C ; McPhee, M J 7-Oct-2020
302020Crude protein-content of fat-free muscle and viscera in sheepDougherty, Holland ; Evered, Mark ; Oltjen, James; Oddy, Hutton ; Hegarty, Roger 20-Aug-2020
312020Dietary nitrate metabolism and enteric methane mitigation in sheep consuming a protein-deficient dietVillar, L; Hegarty, Roger ; Van Tol, M; Godwin, I ; Nolan, J 5-Aug-2022
32Nov-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
338-Jul-2019Nitrate and Nitrite Metabolism in Ruminant LivestockVillar, Maria Laura ; Hegarty, Roger ; Godwin, Ian 11-Jan-2024
347-Jul-2019B.FLT.1005: Survey of Australian feedlot drinking water qualityWilkes, Janelle ; Cowley, Fran ; Hegarty, Roger ; Jewell, Margaret28-Jul-2020
3530-May-2019B.FLT.0244: Graded levels of woodchip during wet feedlot conditionsCowley, Frances ; Tait, Amy; Wilkes, Janelle ; Taylor, Peta ; Hegarty, Roger ; McGilchrist, Peter 28-Jul-2020
36May-2019Genetic variation in residual feed intake is associated with body composition, behavior, rumen, heat production, hematology, and immune competence traits in Angus cattleHerd, Robert M ; Velazco, Jose I; Smith, Helen; Arthu, Paul F; Hine, Brad; Oddy, Hutton ; Dobos, Robin C ; Hegarty, Roger S 4-Jun-2024
37Mar-2019Beef production simulation of nitrate and lipid supplements for pasture and rangeland fed enterprisesMcPhee, Malcolm J ; Evered, Mark ; Andrews, Todd; Pacheco, David; Dougherty, Holland C ; Ingham, Aaron B; Harden, Steven; Crean, Jason; Roche, Leslie; Eastburn, Danny J; Oltjen, James W; Oddy, V Hutton ; Kebreab, Ermias; Nolan, John V ; Hegarty, Roger S 17-Aug-2020
382019Nitrate and Nitrite Metabolism in Ruminant LivestockVillar, Maria L ; Hegarty, Roger ; Godwin, Ian 18-Jul-2024
392019Nitrate is safe to feed ad libitum in molasses roller drums as a source of non-protein nitrogenGoopy, J P; Hegarty, R S 27-Apr-2022
40Apr-2018Methane emissions and productivity of defaunated and refaunated sheep while grazingNguyen, Son Hong ; Nguyen, Huyen Duong Thi; Bremner, Graeme ; Hegarty, Roger Stephen 5-Jun-2024
412018Review: Biological determinants of between-animal variation in feed efficiency of growing beef cattleCantalapiedra-Hijar, G; Abo-Ismail, M; Carstens, G E; Guan, L L; Hegarty, R ; Kenny, D A; McGee, M; Plastow, G; Relling, A; Ortigues-Marty, I28-Apr-2022
422018Effect of measurement duration in respiration chambers on methane traits of beef cattleArthur, P F; Donoghue, K A; Bird-Gardiner, T; Herd, Robert M ; Hegarty, Roger 23-May-2018
43Nov-2017The AusBeef model for beef production: I. Description and evaluationDougherty, H C ; Kebreab, E; Evered, M ; Little, B A; Ingham, A B; Hegarty, R S ; Pacheco, D; McPhee, M J 17-Aug-2020
44Nov-2017The AusBeef model for beef production: II. sensitivity analysisDougherty, H C ; Kebreab, E; Evered, M ; Little, B A; Ingham, A B; Nolan, J V ; Hegarty, R S ; Pacheco, D; McPhee, M J 17-Aug-2020
4527-Oct-2017Responses of Growing Beef Cattle to Liquid Molasses-Based Supplements in a Temperate Grazing SystemDoak, Tobias; Hegarty, Roger ; Cowley, Frances 24-Jan-2024
4627-Oct-2017Metabolism of Dietary Nitrate and its Safe Use for Mitigating Methane Emissions from Sheepde Raphelis-Soissan, Victoire ; Hegarty, Roger ; Li, Li ; Godwin, Ian 18-Jan-2024
47Oct-2017The effect of cysteamine hydrochloride and nitrate supplementation on in-vitro and in-vivo methane production and productivity of cattleSun, Y K; Yan, X G; Ban, Z B; Yang, H M; Hegarty, R S ; Zhao, Y M27-Apr-2022
48Oct-2017Effects of defaunation and dietary coconut oil distillate on fermentation, digesta kinetics and methane production of Brahman heifersNguyen, S H; Hegarty, R S 29-Apr-2022
4931-Mar-2017Methane Production and Productivity Changes Associated with Defaunation in RuminantsNguyen, Son Hung; Hegarty, Roger ; Li, Lily 14-Oct-2019
50Feb-2017Optimizing test procedures for estimating daily methane and carbon dioxide emissions in cattle using short-term breath measuresArthur, P F; Barchia, I M; Weber, C; Bird-gardiner, T ; Donoghue, K A; Herd, R M ; Hegarty, R S 5-Apr-2024

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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