Aarhus University Seal / Aarhus Universitets segl

Søren Østergaard

  1. Konferenceabstrakt i proceedings › Forskning › Ikke peer reviewed
  2. Udgivet

    A Farmer Field School approach for learning and exchanging knowledge on mastitis and health promotion: Action research projects in Uganda and Denmark. / Vaarst, Mette; Byarugaba, D K; Nissen, T B; Klaas, Ilka Christine; Bennedsgaard, Torben Werner; Østergaard, Søren.

    Proc. of the 4th IDF International Mastitis Conference: Mastitis in dairy production. Current knowledge and future solutions (CD-rom). 2005. s. 935.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  3. Udgivet

    A model for the devivation of economic values of production and functional traits in dairy cattle. / Nielsen, Hanne-Marie; Groen, A.F.; Østergaard, Søren; Berg, Peer.

    Proc. 7th WCGALP, 29: CD-Communication No 01-18. 2002. s. 115-118.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  4. Udgivet

    A net energy model describing the effect of feed management in live weight changes along the lactation cycle in dairy cattle. / Sørensen, Jan Tind; Østergaard, Søren; Kristensen, V.F.; Kristensen, Troels.

    45th Annual Meeting of EAAP Edinburgh, UK, 114 (abstract).. 1994.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  5. Udgivet

    An explicit non-antibiotic strategy in organic dairy farming as a bridge between animal health and human health. / Vaarst, Mette; Nissen, T; Christensen, J; Klaas, Ilka Christine; Bennedsgaard, Torben Werner; Østergaard, Søren; Byarugaba, D.

    Book of Abstracts, First annual congress of the European Union project "QualityLowInputFood & Soil Association annual conference". 2005. s. 110.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  6. Udgivet

    Animal Healths Economics. / Houe, H.; Sørensen, Jan Tind; Otto, L.; Kristensen, A.R.; Bækbo, P.; Blom, J.Y.; Østergaard, Søren.

    Proc. of workshop held by Research Centre for the Management of Animal Production and Health, CEPROS report no. 7, 131 pp.. 2001. s. 131-131.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  7. Udgivet

    Biological and economic considerations related to early detection and treatment of mastitis in dairy cows. / Blom, J.Y.; Friggens, Nic C; Østergaard, Søren.

    Proc. of the 4th IDF International Mastitis Conference. Mastitis in dairy production. Current knowledge and future solutions (CD-rom). 2005. s. 942.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  8. Udgivet

    Culling strategies in herds with automatic milking systems analysed by stochastic simulation. / Østergaard, Søren; Sørensen, Jan Tind; Hindhede, Jens.

    Proc. First North American Conference on Robotic Milking, March 20-22, Toronto, Canada, VI-12-V. 2002. s. 23-23.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  9. Udgivet

    Derivation of econmomic values for breeding goal traits in conventional and organic dairy production. / Kargo, Morten; Ettema, Jehan Frans; Hjortø, Line; Pedersen, Jørn; Østergaard, Søren.

    Book of Abstracts of the 66th Annual Meeting of the European Federation of Animal Science. Bind 21 The Netherlands : Wageningen Academic Publishers, 2015. s. 403-403 (European Association for Animal Production. Annual Meeting. Book of Abstracts).

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  10. Udgivet

    Economic consequences of reproduction strategies with extended lactations in a dairy cattle herd under BSE regulations and market circumstances. / Sørensen, Jan Tind; Østergaard, Søren.

    Book of Abstracts for the 52nd Annual Meeting of the European Association for Animal Production, Budapest, Hungary, 26-29 August. Book of Abstracts No. 7. 2001. s. 184-184.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  11. Udgivet

    Investing in cow-welfare – a cost-effective initiative? / Kudahl, Anne Braad; Kirchner, Marlene; Denwood, Matt; Houe, Hans; Forkman, Bjorn; Nielsen, Søren Saxmose; Østergaard, Søren; Sørensen, Jan Tind.

    Joint DCAW and NordCAW Animal Welfare Conference. 2017. s. 12-12.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  12. Udgivet

    Modeling the economic consequences of different management strategies against subclinical and clinical mastitis. / Jørgensen, Carina Hildebrandt; Østergaard, Søren; Bennedsgaard, Torben Werner; Kudahl, Anne Braad.

    The 29 th NKVet Symposium: Mastitis – new knowledge on diagnostics and control on modern dairy farms. Reykjavik, 2013. s. 18.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  13. Udgivet

    Simulation of a dairy herd with the Simherd model. / Østergaard, Søren; Ettema, Jehan Frans; Sørensen, Jan Tind; Kudahl, Anne Braad.

    Proceeding Cattle Consultancy Days. 2008. s. 69-69.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskning

  14. Konferenceabstrakt i proceedings › Forskning › Peer reviewed
  15. Udgivet

    Sexed semen counteracts the increase in the genetic lag in dairy herds managed for extended lactation. / Clasen, J. B.; Lehmann, Jesper Overgård; Thomasen, J. R.; Østergaard, Søren; Kargo, Morten.

    Book of Abstracts of the 68th Annual Meeting of the European Federation of Animal Science. Bind 23 2017. udg. Wageningen Academic Publishers, 2017. s. 255-255.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskningpeer review

  16. Udgivet

    Tool for assessing the intervention effect on milk production in an evolutionary operation setup. / Stygar, Anna Helena; Krogh, Mogens Agerbo; Østergaard, Søren; Kristensen, Anders Ringgaard.

    Precision Dairy Farming 2016. red. / Claudia Kamphuis; Wilma Steeneveld. Wageningen Academic Publicers, 2016. s. 233-237.

    Publikation: Bidrag til bog/antologi/rapport/proceedingKonferenceabstrakt i proceedingsForskningpeer review

  17. Poster › Forskning › Ikke peer reviewed
  18. Udgivet

    Antibiotic consumption in dairy herds is reflecting decisions rather than health. / Krogh, Mogens Agerbo; Sørensen, Jan Tind; Østergaard, Søren; Houe, Hans; Forkman, Bjørn.

    2016. Poster session præsenteret ved Society for Veterinary Epidemiology and Preventive Medicine (SVEPM), Danmark.

    Publikation: KonferencebidragPosterForskning

  19. Udgivet

    Correspondence analysis - An old method revisited. / Thomsen, Peter; Østergaard, Søren; Sørensen, Jan Tind.

    2007. Poster session præsenteret ved The Society for Veterinary Epidemiology and Preventive medicine. Annual Conference, Dipoli, Helsinki/Espoo, Finland.

    Publikation: KonferencebidragPosterForskning

  20. Udgivet

    Effects of control strategies against Salmonella Dublin infections in dairy herds estimated by the Dublin-Simherd model. / Kudahl, Anne Margrethe Braad; Nielsen, Lisa Rosenbaum; Østergaard, Søren.

    2012. Poster session præsenteret ved International Symposium for Veterinary Epidemiology and Economics 2012, Maastricht, Holland.

    Publikation: KonferencebidragPosterForskning

  21. Udgivet

    Gross margin losses due to Salmonella Dublin infection in dairy cattle. / Nielsen, Torben Dahl; Kudahl, Anne Margrethe Braad; Østergaard, Søren; Nielsen, Lisa Rosenbaum.

    2012. Poster session præsenteret ved International Symposium for Veterinary Epidemiology and Economics 2012, Maastricht, Holland.

    Publikation: KonferencebidragPosterForskning

  22. Udgivet

    Identification of risk factors and cost effective interventions for promoting animal welfare in Danish dairy herds. / Kudahl, Anne Braad; Sørensen, Jan Tind; Østergaard, Søren; Kirchner, Marlene; Denwood, Matt; Forkman, Björn; Nielsen, Søren Saxmose; Houe, Hans.

    2016. Poster session præsenteret ved Videncenter for Dyrevelfærds konference, København, Danmark.

    Publikation: KonferencebidragPosterForskning

  23. Udgivet

    Life time measurements of production and health variables to improve decisions on economical and welfare related interventions in dairy cattle. / Houe, Hans; Thomsen, Peter; Østergaard, Søren; Sandøe, P.

    2007. Poster session præsenteret ved Annual Conference, Helsinki, Finland.

    Publikation: KonferencebidragPosterForskning

  24. Udgivet

    Potentialet for anvendelse af kliniske registreringer i kvægbesætninger til dynamisk velfærdsovervågning. / Krogh, Mogens Agerbo; Sørensen, Jan Tind; Østergaard, Søren; Houe, Hans; Forkman, Bjørn.

    2014. Poster session præsenteret ved Videncenter for Dyrevelfærds konference 2014, 2014, Danmark.

    Publikation: KonferencebidragPosterForskning

  25. Udgivet
  26. Poster › Forskning › Peer reviewed
  27. Udgivet

    Cost/benefit analyses on indicator-based intervention on physiological imbalance in dairy cows. / Krogh, Mogens Agerbo; Ettema, Jehan; Østergaard, Søren; Consortium, GplusE.

    2018. 471-471 Poster session præsenteret ved The 15th International Symposium of Veterinary Epidemiology and Economic. , Chiang Mai, Thailand.

    Publikation: KonferencebidragPosterForskningpeer review

  28. Konferenceabstrakt til konference › Forskning › Ikke peer reviewed
  29. Udgivet

    Estimating milk yield response to increasing feed intake in dairy cows – evaluation of cow level versus group level approaches : Proceedings of the 2nd Nordic Feed Science Conference. / Jensen, Charlotte; Weisbjerg, Martin Riis; Østergaard, Søren.

    2011. Abstract fra 24th NJF Congress, 2nd Nordic Feed Science Conference, Uppsala, Sverige.

    Publikation: KonferencebidragKonferenceabstrakt til konferenceForskning

  30. Udgivet

    Reduction of dry period and and its effect on incidence of mastitis of high production cows. / Sørensen, Jan Tind; Østergaard, Søren; Bennedsgaard, Torben Werner.

    2013. Abstract fra IV Simpósio Nacional de bovinocultura Leiteira - Simleite, .

    Publikation: KonferencebidragKonferenceabstrakt til konferenceForskning

  31. Udgivet

    Reduction of dry period and and its effect on production and reproduction of high production cows. / Sørensen, Jan Tind; Østergaard, Søren.

    2013. Abstract fra IV Simpósio Nacional de bovinocultura Leiteira - Simleite, .

    Publikation: KonferencebidragKonferenceabstrakt til konferenceForskning

  32. Udgivet

    Time budgets of dairy cows housed in smaller groups during the first 30 days of lactation. / Nielsen, Tine Rousing; Burow, Elke; Thomsen, Peter; Østergaard, Søren.

    2008. Abstract fra 4th International Workshop on the Assessment of Animal Welfare at Farm and Group Level, Ghent, Belgien.

    Publikation: KonferencebidragKonferenceabstrakt til konferenceForskning

  33. Paper › Forskning › Ikke peer reviewed
  34. Udgivet

    Economic effects of biosecurity measures proposed in Operation Paratuberculosis. / Kudahl, Anne Braad; Nielsen, Søren Saxmose; Østergaard, Søren.

    2007. Paper præsenteret ved Cattle Consultancy Days, Nyborg, Danmark.

    Publikation: KonferencebidragPaperForskning

  35. Udgivet

    Management makes or breaks the economic opportunities for sexed semen use in the modern dairy herd. / Ettema, Jehan Frans; Østergaard, Søren.

    2008. Paper præsenteret ved Cattle Consultancy Days 2008, Danmark.

    Publikation: KonferencebidragPaperForskning

  36. Paper › Forskning › Peer reviewed
  37. Udgivet

    Modelling paratuberculosis and effects of different controlstrategies. / Kudahl, Anne Braad; Nielsen, S. S.; Østergaard, Søren.

    2008. Paper præsenteret ved A closing seminar on the project "Diagnosis, disease dynamics and intervention" Salmonella Dublin and Paratuberculosis (CEPROS II-7) DTU, København, Danmark.

    Publikation: KonferencebidragPaperForskningpeer review

  38. Udgivet

    Multiple Regression and Mediator Variables can be used to Avoid Double Counting when Economic Values are Derived using Stochastic Herd Simulation. / Østergaard, Søren; Ettema, Jehan Frans; Hjortø, Line; Pedersen, Jørn; Kargo, Morten .

    2014. Paper præsenteret ved 10th World Congress on Genetics Applied to Livestock Production (WCGALP), Vancouver, Canada.

    Publikation: KonferencebidragPaperForskningpeer review

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