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researcher

Luke O'Grady

Lecturer In Population Medicine

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Tel: TEL: +353 1 716 6001/6075
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Professional

 

Associations

Association: European Colleage of Bovine Health Management, Function/Role: Committee Member
     

Conference Contributions

Somers, J.R., Huxley, J., Lorenz, I., Doherty, M.L. and O¿Grady, L. (2015) The effect of Lameness before and during the breeding season on fertility in 10 pasture-based Irish dairy herds. [Oral Presentation], 10th International Conference on Lameness in Ruminants 2015, Valdivia, Chile , 23-NOV-15 - 25-NOV-15.
Fenlon, C., O'Grady, L., Doherty, M., Butler, S., Shalloo, L., Dunnion, J. (2015) Factors impacting dairy cow conception risk in Irish herds. [Published Abstract], ISVEE 14, Yucatan, Mexico , 03-NOV-15 - 07-NOV-15.
Zintl, A., McGrath, G., O¿Grady, L., Fanning, J., Downing, K., Roche, D., Casey, M., Gray, J.S. (2014) [Oral Presentation], 1st Conference on Neglected Vectors and Vector-Borne Diseases (EurNegVec), Cluj-Napoca, Romania , 08-APR-14 - 11-APR-14.
O'Grady, L., Doherty, ML., More, S., Barrett, D., and Good, M.; (2006) Supporting Herd Health in Ireland. [Invited Lecture], 24th World Buiatrics Congress, Nice, France , 16-OCT-06 - 20-OCT-06.
Beekhuis, L., Whyte, P., Devitt, C., O'Grady, L., More, S.J. and Doherty, M.L.; (2008) Development of a HACCP-like approach to the control of mastitis on Irish dairy farms. [Poster Presentation], XXV Jubilee World Buiatrics Congress, Budapest, Hungary , 06-JUL-08 - 11-JUL-08.
O'Grady, L., Doherty, M., More, S., Barrett, D. and Good, M.; (2006) Supporting herd health in Ireland. [Oral Presentation], XXIVth World Buiatrics Congress, Nice, France , 15-OCT-06 - 19-OCT-06.
Luke O'Grady; (2007) International conference on the knowledge regarding practical of mastitis control. [Conference Organising Committee Chairperson], Dairy Solutions Symposium- Foucs on Mastitis- Knowledge into practice, Astra Hall UCD , 27-SEP-07 - 28-SEP-07.

Committees

Committee : Lyons Dairy Herd Management Committee
Committee : Animal Health Ireland Technical Working Group: BVD
Committee : Animal Health Ireland Technical Working Group: Mastitis / Milk Quality
Committee : Animal Health Ireland Technical Working Group: Biosecurity
Committee : Animal Health Ireland Technical Working Group: Animal health Economics
Committee : Animal Health Ireland Technical Working Group: Fertility
 

Education

Year 2008 Institution: European College of Bovine Health Management
Qualification: Dip ECVS Subject: Bovine Health Management
Year 2003 Institution: University of Glasgow, Scotland
Qualification: BVSc Subject:
         

Publications

 

Book Chapters

Whyte, P., Fanning, S., O¿Brien, S., O¿Grady, L, Solomon, K; (2011) 'Tracing pathogens in red meat and game production chains and at the abattoir' In: Brul, S, Fratamico, P.M., McMeekin, T.A (eds). Tracing Pathogens in the Food Chain. Cambridge: Woodhead Publishing. [Details]
 

Peer Reviewed Journals

Somers, J.R., Huxley, J., Lorenz, I., Doherty, M.L. and O'Grady, L. (2015) 'The effect of Lameness before and during the breeding season on fertility in 10 pasture-based Irish dairy herds'. Irish Veterinary Journal, 68 (14). Available Online [DOI] [Details]
McAloon, C.G., Whyte, P., More, S.J., O¿Grady, L., Doherty, M.L. (2015) 'Development of a HACCP-based approach to control paratuberculosis in infected Irish dairy herds'. Preventive Veterinary Medicine, 120 :152-161. [Details]
McAloon, C.G., Whyte, P., More, S.J., Green, M.J., O'Grady, L., Garcia, A.B. and Doherty, M.L. (2015) '¿The Effect of Paratuberculosis on Milk Yield ¿ A Systematic Review and Meta-analysis¿'. Journal of Dairy Science, . [Details]
McAloon, C.G., Whyte, P., More, S.J., Green, M.J., O'Grady, L., Garcia, A.B. and Doherty, M.L. (2016) 'The Effect of Paratuberculosis on Milk Yield - A Systematic Review and Meta-analysis'. Journal of Dairy Science, 99 (2):1449-1460. [DOI] [Details]
McAloon, C; Whyte, P; More, S; Green, M; O'Grady, L; Garcia, A; Doherty, M (2016) 'The effect of paratuberculosis on milk yield - A systematic review and meta-analysis'. Journal of Dairy Science, . [Details]
McAloon, C; Doherty, M; Donlon, J; Lorenz, I; Meade, J; O'Grady, L; Whyte, P (2016) 'Microbiological contamination of colostrum on Irish dairy farms'. Veterinary Record, . [Details]
McAloon, C; Whyte, P; O'Grady, L; Lorenz, I; Green, M; Hogan, I; Johnson, A; Doherty, M (2016) 'Relationship between selected perinatal paratuberculosis management interventions and passive transfer of immunity in dairy calves'. Veterinary Record, . [Details]
McAloon, C., Doherty, M.L., Whyte, P., O'Grady, L., More, S.J., Messam, L.L., Good, M., Mullowney, P., Strain, S., Green, M.J. (2016) 'Bayesian estimation of prevalence of paratuberculosis in dairy herds enrolled in a voluntary Johne's Disease Control Programme in Ireland'. Preventive Veterinary Medicine, 128 :95-100. [DOI] [Details]
More, S.J., Doherty, M.L., O'Grady, L. (2017) 'An investigative framework to facilitate epidemiological thinking during herd problem-solving'. Irish Veterinary Journal, 70 :11. [DOI] [Details]
McAloon, C., Macken-Walsh, A., Moran, L., Whyte, P., More, S.J., O'Grady, L., Doherty, M.L. (2017) 'Johne's Disease in the eyes of Irish cattle farmers: a qualitative narrative research approach to understanding implications for disease management'. Preventive Veterinary Medicine, 141 :7-13. [DOI] [Details]
Fenlon C, O'Grady L;Doherty ML;Dunnion J;Shalloo L;Butler ST (2017) 'The creation and evaluation of a model predicting the probability of conception in seasonal-calving, pasture-based dairy cows'. Journal of Dairy Science, 100 (7):5550-5563. [DOI] [Details]
Fenlon, C., O'Grady, L., McCoy, F., Houtsma, E., More, S.J. (2017) 'The impact of removal of the seasonality formula on the eligibility of Irish herds to supply raw milk for processing of dairy products'. Irish Veterinary Journal, 70 :9. [DOI] [Details]
Mulligan, F. J., O'Grady, L., Doherty, M.L.; (2008) 'Milk Fever and Subclinical Hypocalcaemia: Their Role in Transition Cow Health and Prevention Strategies'. Cattle Practice, 16 (3):188-193. [Details]
Ryan EG, Leonard N, O'Grady L, More SJ, Doherty ML. (2012) 'Seroprevalence of Leptospira Hardjo in the Irish suckler cattle population'. Irish Veterinary Journal, . [Details]
Geary U, Lopez-Villalobos N, Begley N, McCoy F, O'Brien B, O'Grady L, Shalloo L (2012) 'Estimating the effect of mastitis on the profitability of Irish dairy farms'. Journal of Dairy Science, 95 (7):3662-3673. [DOI] [Details]
O'Shaughnessy, J., Mee, J.F., Doherty, M.L, Crosson, P., Barrett, D., O'Grady L., Earley, B.; (2013) 'Herd health status and management practices on 16 Irish suckler beef farms'. Irish Veterinary Journal, 66 (21). Available Online [Details]
Zintl, A., McGrath, G., O¿Grady, L., Fanning, J., Downing, K., Roche, D., Casey, M., Gray, J.S (2014) 'Changing epidemiology of the tick-borne bovine parasite, Babesia divergens'. Parasites and Vectors, 7 . [DOI] Link to full text [Details]
Krump, L; O'Grady, L; Lorenz, I; Grimes, T (2014) 'Congenital cataracts in an Ayrshire herd: a herd case report'. Irish Veterinary Journal, . [Details]
O' Doherty E, Berry DP, O' Grady L, Sayers R (2014) 'Management practices as risk factors for the presence of bulk milk antibodies to Salmonella, Neospora caninum and Leptospira interrogans serovar hardjo in Irish dairy herds'. Animal, 8 (6):1010-1019. [DOI] [Details]
Zintl, A., McGrath, G., O¿Grady, L., Fanning, J., Downing, K., Roche, D., Casey, M., Gray, J.S. (2014) 'Changing incidence of bovine babesiosis in Ireland'. Irish Veterinary Journal, 67 :19. Link to full text [Details]
O' Doherty E, Sayers R, O' Grady L, Shalloo L (2015) 'Effect of exposure to Neospora caninum, Salmonella, and Leptospira interrogans serovar Hardjo on the economic performance of Irish dairy herds'. Journal of Dairy Science, 98 (4):2789-2800. [DOI] [Details]
O'Grady, L., Doherty, M.L.; (2009) 'Focus on bovine mastitis: knowledge into practice'. Irish Vet J, 62 :258-258. [Details]
O' Doherty, E,Sayers, R,O' Grady, L (2013) 'Temporal trends in bulk milk antibodies to Salmonella, Neospora caninum, and Leptospira interrogans serovar hardjo in Irish dairy herds'. Preventive Veterinary Medicine, 109 :343-348. [DOI] [Details]
More, S.J., Clegg, T.A., Lynch, P.J., O'Grady, L. (2013) 'The effect of somatic cell count data adjustment and interpretation, as outlined in EU legislation, on herd eligibility to supply raw milk for processing of dairy products'. Journal of Dairy Science, 96 (6):3671-3681. [DOI] [Details]
Mulligan, F., O'Grady, L. and Doherty, M.L.; (2006) 'A herd health approach to dairy cow nutrition and Production Disease of the transition cow'. ANIMAL REPRODUCTION SCIENCE, 96 :331-353. [Details]
Mulligan, F, O'Grady, L, Rice, D, Doherty, M, ; (2006) 'Production diseases of the transition cow: Milk fever and subclinical hypocalcaemia'. Irish Veterinary Journal, 59 (12):697-702. [Details]
Mulligan, F, O'Grady, L, Rice, D, Doherty, M, ; (2006) 'Production diseases of the transition cow: Body condition score and energy balance'. Irish Veterinary Journal, 59 (9):505. [Details]
O'Grady, L; (2007) 'The high SCC herd - a guide to mastitis investigation'. VET J, 60 :248-251. [Details]
Mulligan, F.J., O'Grady, L., Gath, V.P., Rice, D.A., Doherty, M.L.; (2007) 'Nutrition and fertility in dairy cows'. Irish Veterinary Journal, 60 :311. [Details]
O'Grady, L., Doherty, M.L., and Mulligan, F.J. ; (2008) 'Subacute ruminal acidois (SARA) in grazing Irish dairy cows'. Veterinary Journal, 176 :44-49. [Details]
50. Mulherin, E., Bryan, J., Beltman, M., O¿Grady, L., Pidgeon, E., Garon, L., Lloyd, A., Bainbridge, J., O¿Shea, H., Whyte, P., Fanning, S.; (2008) 'Molecular characterisation of a bovine-like rotavirus detected from a giraffe'. BMC Veterinary Research, 4 (46). [Details]
O'Grady, L., O'Neill, R., Collins, D,M., Clegg, T.A., More, S.J. (2008) 'Herd and within-herd BoHV-1 prevalence among Irish beef herds submitting bulls for entry to a performance testing station'. Irish Veterinary Journal, 61 (12):809-815. [DOI] Link to full text [Details]
Sayers, G., Marques, P.X., Evans, N.J., O'Grady, L., Doherty, M.L., Carter, S.D., Nally, J.E.; (2009) 'Identification of Spirochetes Associated with Contagious Ovine Digital Dermatitis'. Journal of Clinical Microbiology, 47 (NA):1199-1201. [DOI] [Details]
Boland, F., O'Grady, L., More, S.J. (2013) 'Investigating a dilution effect between somatic cell count and milk yield and estimating milk production losses in Irish dairy cattle'. Journal of Dairy Science, 96 (3):1477-1484. [DOI] [Details]
More, S.J., Clegg, T.A., O'Grady, L. (2012) 'Insights into udder health and intramammary antibiotic usage on Irish dairy farms during 2003-2010'. Irish Veterinary Journal, 65 :7. [DOI] Link to full text [Details]
Ryan, E.G., Leonard, N., O'Grady, L., More, S.J., Doherty, M.L.; (2012) 'Seroprevalence of Leptospira Hardjo in the Irish suckler cattle population'. Irish Veterinary Journal, 65 :8. [DOI] Link to full text [Details]
Ryan, E.G., Leonard, N., O'Grady, L., Doherty, M.L., More, S.J.; (2012) 'Herd-level risk factors associated with Leptospira Hardjo seroprevalence in the Republic of Ireland'. Irish Veterinary Journal, 65 :6. [DOI] [Details]
Geraghty, T., O'Neill, R., More, S.J., O'Grady, L.; (2012) 'Dynamics of individual animal Bovine Herpes Virus-1 antibody status on 9 commercial dairy herds'. Research in Veterinary Science, 93 (1):143-149. [DOI] [Details]
Guyot, H,Ramery, E,O'Grady, L,Sandersen, C,Rollin, F; (2011) 'Emergence of bovine ehrlichiosis in Belgian cattle herds'. Ticks and Tick-borne Diseases, 2 :116-118. [DOI] [Details]
Beekhuis-Gibbon, L., Devitt, C., Whyte, P., O'Grady, L., More, S.J., Redmond, B., Quin, S., Doherty, M.L.; (2011) 'A HACCP-based approach to mastitis control in dairy herds. Part 2: Implementation and evaluation'. Irish Veterinary Journal, 64 :7. [DOI] Link to full text [Details]
Beekhuis-Gibbon, L., Whyte, P., O'Grady, L., More, S.J., Doherty, M.L.; (2011) 'A HACCP-based approach to mastitis control in dairy herds. Part 1: Development'. Irish Veterinary Journal, 64 :2. [DOI] Link to full text [Details]
Geraghty, T., O'Grady, L., Mulligan, F.J. ; (2010) 'An investigation into reduced milk production following dietary alteration on an Irish dairy farm'. Irish Veterinary Journal, 63 (11):689-694. [Details]
AlIbrahim, RM,Crowe, MA,Duffy, P,O'Grady, L,Beltman, ME,Mulligan, FJ; (2010) 'The effect of body condition at calving and supplementation with Saccharomyces cerevisiae on energy status and some reproductive parameters in early lactation dairy cows'. Animal Reproduction Science, 121 :63-71. [DOI] [Details]
 

Conference Publications

Beekhuis, L., Devitt, C., O'Grady, L., More, S.J., Whyte, P., Doherty, M.L.; (2010) Implementation and evaluation of a HACCP-based approach to the control of mastitis on Irish dairy farms 49th National Mastitis Conference Annual Meeting, Albuquerque, New Mexico , pp.288-289 [Details]
O'Shaughnessy, J., Mee, J., Doherty, M.L., Crosson, P., Barrett, D., O'Grady, L., Earley,B. (2012) Herd Health Mangement Practices and Problems on Irish sucklet Beef Farms-Results From Veterinary Practitioner and Farmer Questionnaires 27th World Buiatrics (Bovine Health) Congress [Details]
Ryan, G.E., Leonard, N., O'Grady, L., More, J.S., Doherty, M.L. (2012) Seroprevalence and Risk Factors for Leptospiro hardjo in Irish Beef Suckler Herds 27th World Buiatrics (Bovine Health) Congress [Details]
O'Grady, L., Geraghty, T., Beltman, T., Doherty, M.L. (2012) Integrating the Industry Requirements of New Graduates throughout the MVB Farm Animal Currriculum at University College Dublin 27th World Buiatrics (Bovine Health) Congress [Details]
Doherty, ML., O'Grady, L., Rice, D., and Mulligan, F.; (2006) Prevention of Production Disease in the Dairy Cow: Transition Cow Management 24th World Buiatrics Congress Nice, France, , 16-OCT-06 - 20-OCT-06 [Details]
Beekhuis, L., Whyte, P., Devitt, C., O'Grady, L., More, S.J., Doherty, M.L.; (2009) Application of HACCP for the control of mastitis in irish dairy farms European Buiatrics Conference [Details]
Beekhuis-Gibbon, L., Devitt, C., O'Grady, L., More, Whyte, P., Doherty, M.L.; (2010) Development and implementation of a HACCP-based approach for mastitis control in Irish dairy herds 14th International Conference on Production Diseases in Farm Animals [Details]
Al Ibrahim RM, Crowe MA, Duffy P, O`Grady L, Beltman ME, and Mulligan FJ ; (2010) The effect of body condition at calving and supplementation with Saccharomyces cerevisiae on energy status and some reproductive parameters in early lactation dairy cows Annual meeting of the American Society of Animal Science, J. Anim. Sci. Vol. 88, E-Suppl. 2: 227 (Abstract T369) [Details]
Beekhuis-Gibbon, L., Devitt, C., O'Grady, L., More, S.J., Whyte, P. and Doherty, M.L.; (2010) Development and implementation of a HACCP-based approach to the control of mastitis on Irish dairy farms 14th International Conference on Production Diseases in Farm Animals Ghent, Belgium, , 20-JUN-10 - 25-JUL-10 , pp.61-62 Available Online [Details]
Beekhuis, L., Whyte, P., Devitt, C., O'Grady, L., More, S.J., Doherty, M.L.; (2010) Implementation and evaluation of a HACCP-based approach for the control of mastitis on Irish dairy farms 49th Annual Meeting of the National Mastitis Council [Details]
Doherty, M.L., O'Grady, L., Geraghty, T., Mulligan, F.; (2009) Management of the transition cow-a herd health approach in theory and in practice Finnish National Veterinary Congress Helsinki, Finland, , 28-OCT-09 - 30-OCT-09 , pp.180-189 [Details]
Beekhuis, L., Whyte, P., Devitt, C., O'Grady, L., More, S.J. and Doherty, M.L.; (2008) Development and evaluation of a HACCP-like approach to the control of mastitis on Irish dairy farms XXV World Buiatrics Conference Budapest, Hungary, , 06-JUL-08 - 11-JUL-08 Available Online [Details]
                 

Manual

Beekhuis-Gibbon, L., O¿Grady, L., Devitt, C., More, S.J., Whyte, P., Doherty, M.L. ; (2010) HACCP Implementation Guideline Handbook ¿ A Tool for Mastitis Control in Dairy Herds. University College Dublin: Manual [Details]
                                                                                                                   

Research

Research Interests

Research Projects

Sponsor : Teagasc
Title : Quantification of the biological and economic impact of non-regulatory infectious diseases in Irish dairy herds
Start Date / End Date : 01-OCT-09 / 30-SEP-13

Recent Postgraduates