Session 34. Improving cattle reproduction

Date: 25 August 2010; 14:00 - 18:00 hours
Chairperson: Thaller (DE)

Theatre Session 34

• Genetic analysis of several economic important disease traits in German Holsteins cows
  Hinrichs, D., Stamer, E., Jung, W., Kalm, E. and Thaller, G.
• A dynamic-stochastic simulation model to determine the optimal voluntary waiting period for insemination of Dutch dairy cows
  Inchaisri, C., Jorritsma, R., Vos, P.L.A.M., Van Weijden, G.C. and Hogeveen, H.
• Development of a methodology to analyse reproduction problems linked to environmental factors in cattle herds in Wallonia with key indicators and decision making trees
  Knapp, E., Chapaux, P., Istasse, L., Dufrasne, I. and Touati, K.
• Effect of temporary suckling restriction and a short-term supplementation on ovarian cyclicity and early pregnancy in beef cows in low body condition
  Quintans, G., Velazco, J.I., López-Mazz, C., Scarsi, A. and Banchero, G.
• Strategies to improve the pregnancy rate of German Holstein Friesian cows based on a combined use of Ovsynch and progesterone supplementation protocols
  Tsousis, G., Forro, A., Sharifi, A.R. and Bollwein, H.
• Reproductive performances of Charolais cows: analysis of 18590 carriers from 124 farms on a 37-year period
  Zsuppan, Z., Lherm, M. and Ingrand, S.
• Cystic ovaries, silent estrus and respiratory disease occurrence in Austrian Fleckvieh heifers
  Fuerst-Waltl, B., Koeck, A. and Egger-Danner, C.

Poster Session 34

• Morphological characterisation of Piemontese cows by using score card
  Lazzaroni, C. and Biagini, D.
• Comparison of animal judging at show-ring and at farm-shed: preliminary results on Holstein cows
  Lazzaroni, C. and Biagini, D.
• Growth modelling of males Serrana Soriana and Charolais breed in Soria
  Miguel, J.A., Calvo, J.L., Ciria, J. and Asenjo, B.
• Influence of the age and the season of the first calving on milk performances of dairy cows
  Froidmont, E., Mayeres, P., Bertozzi, C., Picron, P., Turlot, A. and Bartiaux-Thill, N.
• Evaluation of Body Condition Score of lactating cows
  Hazuchova, E., Kasarda, R.
• Rearing of calves in the period of milk nutrition in relation to the system of housing
  Tousova, R., Stadnik, L. and Ruzickova, M.
• Gen frequency distribution of the BoLA-DRB3 Locus in Polish Holstein Cattle
  Oprzadek, J.M., Urtnowski, P., Sender, G., Pawlik, A. and Oprzadek, A.
• The effect of milk price on economic weight of some traits of dairy cattle
  Szabó, F., Fekete, Z. and Wolfová, M.
• Salt addition to reduce concentrate intake in young bulls
  Blanco, M., Villalba, D., Casasús, I., Sanz, A. and Álvarez-Rodríguez, J.
• No influence of coarseness of grain and level of rumen by-pass starch of pelleted concentrates on performance, carcass quality, and rumen wall characteristics of rosé veal calves
  Vestergaard, M., Eriksen, M. and Jarltoft, T.C.
• The Albanian buffalo: a case study of a successful conservation programe
  Papa, L., Kume, K. and Tahiri, F.
• Comparison of organic and inorganic zinc supplements on some blood test parameters in early lactating Holstein cattle
  Sobhanirad, S., Bahari-Kashani, R., Hosseinpour, M. and Rabiei, E.
• Analysis of the evaluation methodology for behavioral parameters established on Fighting-Bulls
  Valera, M., Daza, J., Bartolomé, E. and Molina, A.
• Public perceptions of dairy sector in northern Greece
  Mitsopoulos, I., Ragkos, A. and Abas, Z.
• Mothering-spring relationship in Guzerat (Bos indicus) under selection for milk production
  Pires, M.F.A.P., Praxedes, V.A., Peixoto, M.G.C.D., Braga, L.D.C., Brito, L.F., Freitas, L.S., Pereira, M.C., Bergmann, J.A.G. and Verneque, R.S.
• The influence of feeding time and parturition induction on the time of calving in Japanese black beef cows
  Sakurai, Y.S.
• Animal welfare related to temperament and different pre slaughter procedures
  Del Campo, M., Manteca, X., Soares De Lima, J., Brito, G., Hernández, P. and Montossi, F.
• Macroelements content in the milk of six dairy cattle breeds
  Hódi, K., Szendrei, Z., Holcvart, M., Kovács, B., Mihók, S. and Béri, B.
• Study the effects of age at first calving and mother age on milk productive traits of Iranian Holstein cows
  Ghazi Khani Shad, A., Heidari, M. and Sayyad Nejad, M.B.