The manager of the farm at Anaiyappal Solai noticed the carcass during his morning rounds and informed forest department officials in Bidirkadu range.
Senior forest officials along with a veterinarian rushed to the spot and noticed a live wire on the ground.
Investigation revealed that the elephant which strayed into the farm had brought down some areca palms.
In the melee, an electric wire snapped and fell on the elephant resulting in its electrocution, department sources said.
The partially burnt carcass was buried there itself after autopsy, they added.
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