Session 10. Genetics and physiology of female fertility in ruminants

Date: 25 August ‘08; 08:30 - 12:30 hours
Chairperson: Strandberg (SWE)

Theatre Session 10

• The interface between bioenergetic status and the reproductive axis in lactating dairy cows
  Butler, S.T. and W.R. Butler
• Breeding for improved dairy cow reproductive performance
  Berglund, B.
• Effect of homogeneous climatic zones on fertility traits in the Italian Holstein cattle breed (Presentation)
  Bramante, G., R. Finocchiaro, S. Biffani and F. Canavesi
• Effects of dam size and nutrition during pregnancy on the milking ability of offspring
  Van Der Linden, D.S., P.R. Kenyon, N. Lopez-Villalobos, C.M.C. Jenkinson, S.W. Peterson and H.T. Blair
• Genetic correlation between female fertility and milk yield in Lacaune sheep
  David, I., J.M. Astruc, G. Lagriffoul, E. Manfredi, C. Robert-Granié and L. Bodin
• Survival analysis of interval from first to last insemination
  Carabaño, M.J., O. González-Recio, E. Ugarte, E. Rodríguez and C. Díaz
• Genetic evaluation for days-open in Danish Holstein using different models
  Su, G., Y. Hou, P. Madsen and M.S. Lund
• A new fertility index in Norwegian Red
  Larsgard, A.G.

Poster Session 10

• Effectiveness of automatic determination of insemination time after synchronization of ovulation in beef heifers, compared to estrus detection by visual observation
  Kaim, M., H. Gacitua, Y. Kreitzer and A.R. Lehrer
• Evaluation of a reproductive management based on the synchronization of estrous cycles in dairy heifers
  Kaim, M., D. Werner and Y. Folman
• Influence of growth hormone gene polymorphism to cattle reproduction traits
  Krasnopiorova, N., D. Kupstaite, R. Indriulyte and I. Miceikiene