PPT-Yearling heifer mating

Rebecca Hickson Profitability of calving heifers Beef cow efficiency Why calve heifers Why not calve heifers Performance of heifers in industry How to calve heifers Outline The 2yearolds will be there . Rebecca Hickson. Profitability of calving heifers. Beef. . cow efficiency. Why calve heifers. Why not calve heifers. Performance of heifers in industry. How to calve heifers. Outline. The 2-year-olds will be there . 15.2 Courtship behaviour. Learning objectives. Students should understand the following:. Courtship behaviour as a necessary precursor to successful mating. The role of courtship in species recognition.. By Tim Revell. Life Cycle of an Animal. Another one….. Decision?. Honest Signals?. Who gets to choose??. Robert . Trivers. Parental investment . = higher, the more “choosier” . sex. The other hypothesis?. Ian Rumbles – CanWest DHI. Deck of Cards. What would you build with a deck of cards?. Deck of Cards. - Would you build a simple house?. - Or a Tower. - Or something HUGE !. Deck of Cards. What is the BEST structure? . , Imprinting and Aggression). Various behaviors controlled by hormones, . neurohormones. and/or biogenic amines in insects and the various chemicals used by the insect. Mating . Migration . and dispersal. Laksmis Cornejo, Sara Nishikawa, Shannon Oki. Emlen, S.T., Oring, L.W. (1977). Ecology, Sexual Selection, and the Evolution of Mating Systems. Science, 197, 215-223. Hypotheses. Certain ecological . factors determine the degree to which mates can . R.M. . Strumpf. and C. . Boesch. Summary and presentation by:. Aubrie DeBear, . Neda. . Naimi. . & Cody Tyson. Strumpf. , R.M., . Boesch. , C. (2005). Does promiscuous mating preclude female choice? Female sexual strategies in chimpanzees (Pan troglodytes . Dr. . Ron Lemenager . Beef . Extension . Specialist. 765-427-5972 . rpl@purdue.edu. FAPRI . (Aug, 2015) . Estimates. Price Projections. 14/15. 15/16. 16/17. 17/18. 18/19. 19/20. All hay price,. $/t. Eigentheory. The dynamics of the . Orcinus. . orca . population. Orcinus. orca . A model. Yearling. Juvenile. Post-Reproductive. Mature. A model. Yearling. Juvenile. Post-Reproductive. Mature. .43%. Weekend . i. ntroduction followed by some fun and games! . Saturday Morning. Map exercise exploring global population and consuming. Team work, compromise, and communication proved fruitful in this group activity. . Common Core Objectives. 6.G.1.2.  . Explain the factors that influenced . The Movement of people, goods. , . and . ideas . and . the effects of that . movement on societies . and . Regions over . time (e.g. . Dr V.P.Saini. Prof. & Dean. College of Fisheries, Kishanganj. Designing mating strategies to maximize N. e. (effective breeding population) is most useful if the hatchery manager can control breeding to some degree, usually through application of PIT tags, induced spawning, . Chuanyu Sun. 1. , Paul M. VanRaden. 2. , Jeff R. O'Connell. 3. 1 . National Association of Animal Breeders, USA, Columbia, MO;. 2 . Animal Improvement Programs Laboratory, Agricultural Research Service, USDA, Beltsville, MD, USA. . http://www.journalofanimalscience.org/content/71/7/1737#otherarticlesThis article has been cited by 8 HighWire-hosted articles: at Serials Acquisitions Dept on September 18, 2012www.journalofanimals