Publications by authors named "Roger Hegarty"

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The effects and toxicological mechanisms of leucaena toxicity on ruminant reproduction: a review.
Fahrul Irawan, Michael J Halliday, Roger S Hegarty, Frances C Cowley

Toxicon· June 2025

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The effects of antibiotic-free supplementation on the ruminal pH variability and methane emissions of beef cattle under the challenge of subacute ruminal acidosis (SARA).
Gamaliel Simanungkalit, Momenuzzaman Bhuiyan, Robert Bell, Ashley Sweeting, Christine L Morton, Roger Hegarty

Res Vet Sci· July 2023

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Effect of 3-nitrooxypropanol on enteric methane emissions of feedlot cattle fed with a tempered barley-based diet with canola oil.
Amelia K Almeida, Frances Cowley, Joe P McMeniman, Alex Karagiannis, Nicola Walker, Roger S Hegarty

J Anim Sci· January 2023

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Effects of dietary energy density and supplemental rumen undegradable protein on intake, viscera, and carcass composition of lambs recovering from nutritional restriction.
Holland C Dougherty, Mark Evered, James W Oltjen, Roger S Hegarty, Stephen A Neutze

J Anim Sci· July 2022

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Meta-analysis quantifying the potential of dietary additives and rumen modifiers for methane mitigation in ruminant production systems.
Amelia K Almeida, Roger S Hegarty, Annette Cowie

Anim Nutr· December 2021

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A Pilot Study Using Accelerometers to Characterise the Licking Behaviour of Penned Cattle at a Mineral Block Supplement.
Gamaliel Simanungkalit, Jamie Barwick, Frances Cowley, Robin Dobos, Roger Hegarty

Animals (Basel)· April 2021

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Dietary nitrate and presence of protozoa increase nitrate and nitrite reduction in the rumen of sheep.
María Laura Villar, Roger Stephen Hegarty, Jonathon William Clay, Katherine Anne Smith, Ian Robert Godwin

J Anim Physiol Anim Nutr (Berl)· September 2020

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Genetic variance and covariance components for carbon dioxide production and postweaning traits in Angus cattle.
Kath A Donoghue, Tracie Bird-Gardiner, Robert M Herd, Roger S Hegarty, Paul F Arthur

J Anim Sci· September 2020

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The effects of dietary nitrate on plasma glucose and insulin sensitivity in sheep.
Maria L Villar, Ian R Godwin, Roger S Hegarty, Robin C Dobos, Katherine A Smith

J Anim Physiol Anim Nutr (Berl)· November 2019

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Genetic variation in residual feed intake is associated with body composition, behavior, rumen, heat production, hematology, and immune competence traits in Angus cattle1.
Robert M Herd, Jose I Velazco, Helen Smith, Paul F Arthur, Brad Hine, Roger S Hegarty

J Anim Sci· April 2019

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Low-methane yield sheep have smaller rumens and shorter rumen retention time.
John P Goopy, Alastair Donaldson, Roger Hegarty, Philip E Vercoe, Fay Haynes

Br J Nutr· February 2014

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