[RE-F] 23. Reproduction: Dairy

2018年9月1日(土) 14:00 〜 15:45 Room A (大ホール)

Octavio Campuzano (Mexico), Tadatoshi Ohtaki (Japan)

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14:00 〜 14:15

[RE-32] Use of sexed semen in first and second lactation cows

〇Luis Octavio Campuzano Reyes^1,2, Israel Daniel Ricardo González¹, Raul García Gutiérrez³ (1. FMVZ UNAM, 2. World Association for Buiatrics, 3. Private Practice)

14:15 〜 14:30

[RE-33] Effect of a novel synchrony program including a second treatment of Prostaglandin F₂_α on fixed time artificial insemination results in pasture-based dairy herds

〇Johanna Rheinberger¹, David D Colson², David S Beggs¹, Peter D Mansell¹, Mark A Stevenson¹, Robert J Rheinberger³, Michael F Pyman¹ (1. University of Melbourne, 2. The Vet Group, 3. Ironmines Vet Clinic)

14:30 〜 14:45

[RE-34] A new intravaginal progesterone-releasing device from Vietnam: Plasma progesterone response after insertion and efficacy of estrus induction in cattle.

〇Long Thanh Su¹, Phong Tuan Vuong², Nakao Toshihiko³ (1. Vietnam National University of Agriculture, 2. Biodiversity Conservation and Tropical Disease Research Institute, 3. Yamaguchi University)

14:45 〜 15:00

[RE-35] The influence of insemination timing, post enrolment in an oestrus synchronisation programme, on twin pregnancy rates in dairy cattle.

〇Victoria Hudson¹, Rose Philipzen², Michael Reynolds¹, Luke Ingenhoff¹, John House¹, (1. U.o.Sydney, 2. Moxey Farms)

15:00 〜 15:15

[RE-36] Evaluation of Reproductive Performance of Dairy Heifers Subjected to two Estrus Detection Systems and treated with two Prostaglandin Formulations

Anderson Veronese¹, Odinei Marques¹, Rafael Moreira¹, Todd R Bilby², 〇Jantijn Swinkels², Ricardo C. Chebel^1,3 (1. Department of Large Animal Clinical Sciences, University of Florida, USA, 2. MSD Animal Health, 3. Department of Animal Sciences, University of Florida, Gainesville, USA)

15:15 〜 15:30

[RE-37] Evaluation of an ear-attached accelerometer for detecting heat events in indoor housed dairy cows

〇Vanessa Schweinzer¹, Laura Lidauer², Florian Kickinger², Manfred Öhlschuster², Wolfgang Auer², Marc Drillich¹, Michael Iwersen¹ (1. Clinical Unit for Herd Health Management in Ruminants, University Clinic for Ruminants, Department for Farm Animals and Veterinary Public Health, University of Veterinary Medicine, Vienna, Austria, 2. Smartbow GmbH, Weibern, Austria)

15:30 〜 15:45

[RE-38] The use of genetic selection to improve herd reproductive performance of dairy cattle in Northern Victoria, Australia

A retrospective cohort study to examine the efficacy of the daughter fertility Australian Breeding Value, and to explore the attitudes and intentions of dairy farmers toward selection of high daughter fertility ABV sires.

〇Ee Cheng Ooi¹, Alistair Murray², David Beggs¹, Peter Mansell¹, Michael Pyman¹, (1. Faculty of Veterinary and Agricultural Sciences, University of Melbourne, Werribee, Australia, 2. Rochester Veterinary Practice, Rochester, Australia)