Abstract
The purpose of this paper is to analyze the price formation factor of the Japanese black calf. Therefore, the analysis method used quantification methods on the analytical data of the Tokachi market in Hokkaido, which consisted of trade result for one year, a total of 7318 head. The results were summarized as follows. 1. The effect of body weight and bull is the biggest for price formation factor of the Japanese black calf. 2. It is important the fact of the semen of the optimum in which security and body weight are efficiently increased for the expensive sale. 3. In the future, not only the individual farmhouse but also public cooperation is urgently required in order to effectively utilize the above result.