| Popis: |
The purpose of this study is to enhance the understanding of importance of Korean cattle improvement and to estimate an improved effects of Korean cattle improvement. The roles of Korean cattle improvement in the development of livestock industry are huge enough in the all stages of livestock development. The most obvious performance of Korean cattle improvement is the increase of livestock weight. Between 1974 and 2001, the live weight of Korean cattle for slaughter increased from 290kg to 512kg. And its annual genetic gains are 4.9kg in case of steers, and its trend is increased. Estimated benefit in monetary terms from the Korean cattle improvement is 27.7 billion won for the year of 2001 basis. Costs associated with the provision of services for the cattle improvement are 19.6 billion won. From these results, the benefit/cost ratio of improvement investment for Korean cattle is over 3.4 at year of 2001. |
