A Field Study on Prevalence of Subclinical Mastitis in Indigenous Kangayam Cows
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Date
2020-04
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Abstract
The present study was conducted to assess the prevalence of subclinical
mastitis in Kangayam cows. The study was conducted in three districts of
Tamil Nadu at farmer’s field. For diagnosis of subclinical mastitis (SCM)
in Kangayam animals California Mastitis Test (CMT) was done. An
incidence of 43% of SCM was recorded in Kanagaym animals out of 100
animals studied. The quarter wise prevalence showed an incidence of
20.50%. Study on the individual quarters indicated 23.17, 29.16, 20.73 and
26.82% incidence in right fore, right hind, left fore and left hind quarters,
respectively. The incidence of SCM is more in adult animals (52.54%) than
young animals (29.27%). The incidence was higher (56.67%) in 7 and
above lactation than 4-6th lactation (45.45%) and 1-3rd lactation (29.73%).
The mid lactation stage (50.00%) cows were affected more followed by
early lactation (40.81%) and late lactation (36.81%) stages.
Description
TNV_IJCMAS_2020_9(4)1809-1813