According to the measured results of the accuracy of
the disease diagnosis, it was found that our expert system
provided the accuracy of 93.56 % which higher than the
previous research. Such as the disease diagnosis in
knowledge base system of dairy disease [3] gave the
accuracy of 83.40 %. Furthermore, from the evaluation
result of system users's satisfaction by dairy cow farmers and
animal husbandmen were 4.80 and 4.65 respectively, which
were a high value. The accuracy of the disease diagnosis