ideally you should have a cgpa of at least 8.5. However this only can not assure you of a good overall profile. Hope this answers your question.

All the best!

Applicants who have a valid CAT score will be invited by IIMA for an Analytical Writing Test (AWT) and Personal Interview (PI). Applicants must hold a bachelor's degree with at least 50% marks or its CGPA equivalent. Minimum CAT percentile for IIMA PGP is 90%.