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¡@¡@¦ÛDHI¸ê®Æ®wÂ^¨ú2005¦Ü2008¦~¨ã³Æ305-2X-ME¨Å¶q°ª©ó9,000¤½¤çµ¥¤­¶µ¿ï©Þ¼Ð·Ç¤§Àu½è¥xÆW²üÄõ¨Å¤û­p7,430ÀY¡CÀ³¥Î¦h©Êª¬¿ï©Þ¤§¡u¿W¥ß²^¨Oªk¡v¡A¿z¿ï²Å¦XÀu½è¨Å¤û¿ï©Þ«ü¼Æ¤§²üÄõ¨Å¤û¥B¥Í²£¦~­­°ª©ó84¤ëÄÖ¡A¨ãªø¹Ø«¬Àu½è¨Å¤û­p682ÀY¡A³o¸s¨ã¦³²×¥Í¥Í²£®Ä¯q¤§Àu¨q¤û¸s¡A¬O¿ï©Þ¥X¨Ó¾A¦X¥xÆW¦a°Ï¤§³»¦y¤û¸s¡A³o¸sÀu¨q¤û¸s¤£¶È²£¨Å©Ê¯à¹F¨ì¼Ð·Ç¡A¤S­Ý¨ã¨Ï¥Î¦~­­ªø¹Øªº¯S©Ê¡C¬Û¸û©ó¥xÆW¥Ø«e¦h¼Æ¹T¹A©ó¤û°¦¤À®Y¦Ü²Ä¤G©Î²Ä¤T­L§Y²^¨Oªº¸gÀÙ»ù­È°ª¥X³\¦h¡C

¡@¡@¹L¥h¨Å¤û¿ò¶Ç¿ï©Þ§¡µÛ­«©ó¤û¨Å²£¶q¤§´£ª@¡A±©¦]¿ï©Þ²£¨Å¶q»P¨Å©Ð°·±d©Êª¬«Y¬°«ú§Ü¤§¿ò¶Ç¬ÛÃö (¦p³y¦¨¨Å©Ðµ²ºc©Êª¬°h¤Æ©Î´£¤É¨Å©Ðª¢¿©¯f¾÷²v) (Carlen and Roth,2004)¡A¦Ó¶¡±µ¥i¯à³y¦¨¨Å¤û¥Í²£¦~­­ªºÁYµu (Short and Lawlor,1992)¡A·í¸gÀç§Q¼í©úÅã´î¤Ö®É¡A¨Å¤û¨Ï¥Î¦~­­°ÝÃD«Kº¥¬°¹T¹A©ÒÃöª` (±i¡A1997)¡C²üÄõ¨Å¤ûªºÅ髬©Êª¬»P²£¨Å¶q¡B¨Ï¥Î¦~­­»PÁc´Þ©Ê¯àµ¥¸gÀ٩ʪ¬¤§¶¡¡A¨ã¦³±K¤Áªº¿ò¶Ç¬ÛÃö¡A³z¹LÅ髬µûŲ»PÁB¥¿°tºØªº¤è¦¡¡A¥i¶¡±µ§ï¶i¨ä¥L¥Í²£©Êª¬¡A¨Ï¤û¸s¿ò¶Ç§ï¨}Àò±o¾ãÅé¸gÀÙ§Q¯q (Weigel et al., 1998)¡C

¡@¡@¥¼¨Ó³o¸sÀu½è¤û°¦«Øij¦b¶i¦æ¿ïºë°tºØªº¦P®É¡AÀ³§â´¤¿ï¾ÜÀu¨}Á`©Ê¯à¿ï©Þ«ü¼Æ (Type Production Index, TPI) ªºÀu¨q¤½¤û§N­áºë²G¡Aª`·N¨Å¶q¹w´ú¶Ç»¼¯à¤O (Predicted Transmitting Abilities Milk, PTAM)¡B¨Ï¥Î¦~­­¹w´ú¶Ç»¼¯à¤O (Production life, PL)¡B¤k¨à¤ûÃh¥¥²v¹w´ú¶Ç»¼¯à¤O (Daughter Pregnancy Rate, DPR )»P¤À®YÃø©ö«×¹w´ú¶Ç»¼¯à¤O (Daughter Sire Calving Ease, DCE) µ¥©Êª¬¤§¨|ºØ»ù¦ô­È¡C¥Ñ³Ì·sªº¥Í²£Å髬©Ê¯à¿ï©Þ«ü¼Æ (Holstein Association, 2008) ÁͶըӬݡA²{¤µ¿ò¶Ç¿ï©ÞªºÁͶդ£¶È±j½Õ¥Í²£©Ê¯àªº§ï¶i¡A¦P®É¤]­ÝÅU¥]¬A¨ü­L²v¡B¤À®Y¤ñ²v¤Î¨Ï¥Î¦~­­µ¥Ác´Þ»P°·±d©Ê¯àªº´£¤É¡AÁͦV§¡¿Å¿ï©Þªº¦h©Êª¬¿ï©Þ¼Ò¦¡¡C

¡@¡@¥¼¨Ó°ê¤º¨Å¤û¨|ºØ¬Fµ¦¤´¦³³\¦h¥Ø¼Ð¦³«Ý§V¤O¡A¥]¬AÄ~Äò¹ê¬I¹T¹A¨|ºØ¸gÀçºÞ²z¬Fµ¦¡A¨Ã§Q¥Î¿ò¶Ç°Ñ¼Æ¦ô­È»PDHI¸ê®Æ®w«Ø¥ß§¹¾ãªº¨Å¤û¿ò¶Çµû¦ô¨t²Î (³¯¡A2008)¡A¥H¶i ¤@¨B¦ôºâ°ê¤ºÀu½è¨Å¤û¦U¶µ¸gÀ٩ʪ¬¤§¨|ºØ»ù¨Ã±´°Q°ê¤º²üÄõ¨Å¤û©Ê¯à¿ò¶Ç§ï¶iÁͶաA±N¦¹¿ò¶Ç°T®§»P°ê»Ú¨Å·~¸ê°T±µ­y¡A´£¨Ñ°ê¤º¹T¹A³Ì·s¤û¸s¨|ºØ¸ê°T¡A¥H´£ª@§Ú°ê ¨Å·~¤§Ävª§¯à¤O¡C

°Ñ¦Ò¤åÄm

1.

±iµâ²p¡A´¿«C¶³¡A³¯§Ó¼Ý¡A§õ¯À¬Ã¡A¾G·ç°ò¡A³¯­ZùÙ¡A1997¡C¥xÆW²üÄõ¨Å¤û¸s©Ê¯à¡@§ï¨}­pµe¡C¯b²£¬ã¨s30(1):56-65¡C

2.

³¯§Ó¼Ý¡A2006¡C¥xÆW²üÄõ¨Å¤ûªc¨Å©Êª¬¤§¿ò¶Ç°Ñ¼Æ¦ô­È¡C°ê¥ß¥xÆW¤j¾Ç°Êª«¬ì¾Ç§Þ¡@³N¾Ç¨tºÓ¤h½×¤å¡C

3.

Carlen, E., E. Strandberg, and A. Roth. 2004. Genetic parameters for clinical ¡@mastitis, somatic cell score, and production in the first three lactations of Swedish Holstein cows. J Dairy Sci . 87:3062-3070.

4.

Chang, C. L., C. J. Tseng, S. J. Lee, J. Y. Chen, C. Y. Huang, S. C. Lee, and H. L. Chang. 2001. Dairy Herd Improvement(DHI) program in Taiwan. J. Taiwan Livestock Res. 34(4):285-295.

5.

Short, T. H. and T. J. Lawlor. Genetic Parameters of Conformation Traits,Milk ¡@Yield, and Herd Life in Holsteins. J Dairy Sci 75:1987-1998.

6.

Weigel, K. A. and T. J. Lawlor. 1998. Use of linear type and production data ¡@to supplement early predicted transmitting abilities for productive life. J. Dairy Sci. 81:2040-2044.



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