Investing NIFTY G-Sec 5-year benchmark

NIFTY 5-year G-Sec Index

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The NIFTY 5-year G-Sec Index tracks the benchmark 5-year Indian Government Security yield, serving as the mid-tenor debt index for benchmarking medium-duration gilt funds , banking-and-PSU debt funds, and certain dynamic-bond mutual funds. The index is constructed by NSE Indices and complements the longer-tenor NIFTY 10-year G-Sec .

For mid-duration debt-fund analysis, the 5-year G-Sec yield is the natural reference point. Its behaviour during yield-curve movements (steepening, flattening) provides insight into:

  • Short-medium policy-rate expectations.
  • Yield-curve shape vs the 10-year.
  • Inflation expectations over the medium term.

Index methodology

Constituent

The index references the benchmark 5-year G-Sec (typically the most recently-issued 5-year paper or the most-traded 5-year security).

Yield basis

YTM of the benchmark security, sourced from RBI / market quotes, end-of-day frequency.

Total Return

Available as total-return index including coupon reinvestment for mutual fund benchmarking.

Role as MF benchmark

Medium-duration funds

Medium-duration debt funds (per SEBI October 2017 categorisation ) target Macaulay duration of 4-7 years. The NIFTY 5-year G-Sec is a natural benchmark.

Banking-and-PSU debt funds

Banking-and-PSU funds (mostly investing in mid-duration high-quality corporate paper) reference the 5-year G-Sec for duration-matched comparison.

Hybrid debt-component

Conservative hybrid funds with 60-80% debt exposure use 5-year G-Sec as the debt benchmark.

5-year vs 10-year comparison

Dimension5-year G-Sec10-year G-Sec
Duration~4.5 years~8.5 years
Interest-rate sensitivityModerateHigh
Yield (typical, steady-state)6.8-7.5%7.0-7.8%
Use caseMedium-duration fundsLong-duration / dynamic-bond funds

Yield curve shape

The 5-year vs 10-year spread is informative:

  • Normal curve: 10-year > 5-year (positive spread); growth expectations positive.
  • Flat curve: 10-year ≈ 5-year; uncertainty.
  • Inverted curve: 10-year < 5-year; recession signal.

See also

External references

References

  1. NSE Indices public methodology documentation.
  2. RBI dated-security auction calendar.
  3. AMFI Best Practice Guidelines on benchmark disclosure.

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