Date: 26 August ‘07; 14:00 - 18:00 hours

Chairperson: M. Klopcic (SI)

Theatre Session 39

• Predictive ability of different models for clinical mastitis in joint genetic evaluation for Sweden, Denmark and Finland
  Johansson, K., S. Eriksson, J. Pösö, U. Sander Nielsen and G. Pedersen Aamand
• A bivariate threshold model analysis of calving difficulty and stillbirth in Norwegian Red cows
  Heringstad, B., Y.M. Chang, M. Svendsen and D. Gianola
• An improved model for the genetic evaluation for length productive life in Swiss Red & White, Swiss Holstein and Swiss Brown cattle
  Stricker, C., A.R. Sharifi, U. Schnyder and V. Ducrocq
• Heritability of lifetime milk yield and productive life and their relationship with production and type traits in the Simmental, Swiss Fleckvieh and Red Holstein populations in Switzerland
  Gugger, M., F. Ménétrey, S. Rieder and M. Schneeberger
• Relationship between milk production traits and fertility in Austrian Simmental cattle
  Gredler, B., C. Fuerst and J. Sölkner
• Parameter estimation for fertility traits of dairy cattle using a multiple trait model
  Liu, Z., J. Jaitner, E. Pasman, S. Rensing, F. Reinhardt and R. Reents
• Claw disorders diagnosed at hoof trimming: relationships with fertility
  Swalve, H.H., H. Alkhoder and R. Pijl
• Environmental and genetic effects on claw disorders in Finnish dairy cattle
  Liinamo, A.-E., M. Laakso and M. Ojala
• Relationships between claw disorders and milk yield in Holstein cows estimated from recursive linear and threshold models
  König, S., X.L. Wu, D. Gianola and H. Simianer
• Uniform breeding goals increase the possibilities of co-operation across dairy cattle populations
  Buch, L.H., M.K. Sørensen, A.C. Sørensen, J. Lassen and P. Berg