After setting their base in equity, index funds are making way into the debt space as well. Two mutual fund houses have launched their debt index funds recently. Edelweiss NIFTY PSU Bond Plus SDL Index Fund â 2026, IDFC Gilt 2027 Index Fund and the IDFC Gilt 2028 Index Fund are available in the market now. Apart from these two AMCs, Axis MF and SBI MF are also in the queue to launch similar schemes. So, how do these funds work? These debt