Nifty 8-13 yr G-Sec index is constructed using the prices of top 3 (in terms of traded value) liquid GOI bonds with residual maturity between 8 to 13 years and have outstanding issuance exceeding Rs.5000 crores.

The individual bonds are assigned weights considering the traded value and outstanding issuance in the ratio of 40:60.The index measures the changes in the prices of the bond basket.