The IPM program of IIM Rohtak is not at par with the PGP program and therefore I will suggest that you should go for it only if you have no better options. The reasons why I am against this program so much are
Considering all the above points, I will recommend you to take up an Undergraduate course from any college and then go for an MBA from a top B School. By doing IPM you merely will be wasting 5 years and over 30 Lakhs.