It will take the support of animal husbandry department and the forensic team, the DGP stated.
Sawang also said that fodder suppliers, particularly those from Prakasam district, on whom people have been raising fingers, will also be investigated.
A caretaker of the cow shelter had said on Saturday that they noticed the deaths of cows post-midnight and immediately informed the police.
Animal husbandry department officials had suggested that suffocation might be the reason behind the death of the cows. However, they ruled out the possibility of food poisoning.
The post mortem report of the cows are being awaited for further action.