Dyfed-Powys Police were called to an incident at a farm near Llandeilo on Friday (Sep 23) following reports that a man had suffered an injury.
The man subsequently died as a result of his injuries.
It is understood that the incident happened during a TB test at the farm.
An investigation has been launched and the coroner and the Health and Safety Executive, have been informed.
Discover more from Carmarthenshire News Online
Subscribe to get the latest posts sent to your email.