SUBCLINICAL MASTITIS DIAGNOSING METHOD FOR DAIRY COW AND ITS DEVICE

摘要

PURPOSE: To allow a dairy farmer to simply discover the subclinical mastitis of a dairy cow at an early stage. ;CONSTITUTION: In the subclinical mastitis diagnosing method of a dairy cow, milk is individually drawn from multiple mammae of a dairy cow, the milk quantity from each mamma is detected in each milking work, the ratio of the milk quantity of each mamma against the total milk quantity is calculated based on the detected milk quantity, the present calculated ratio is compared with the past calculated ratio for each mamma. If the present calculated ratio differs from the past calculated ration by a preset value or above, the mamma is diagnosed to suffer with subclinical mastitis. A subclinical mastitis diagnosing device of a dairy cow is provided with a processing means 21 calculating the ratio of the milk quantity of each mamma against the total milk quantity and storing the calculated ratio and a diagnosing means 22 comparing the present calculated ratio with the stored information of the processing means for each mamma and diagnosing the mamma to suffer with subclinical mastitis when the preset calculated ratio is changed from the stored information of the processing means by a preset value or above.;COPYRIGHT: (C)1993,JPO&Japio