Assuming a cost of Rs 400 per dose, the Covid vaccination drive to cost govt about Rs 48,851 crore of which it had already budgeted for Rs 35,000 crore, the report said. Further, the extension of the Pradhan Mantri Garib Kalyan Anna Yojana till November would put an additional cost of Rs 91,000 crore on the governments finances for the scheme from May onwards, it said.