Fixed Income Relative Benchmark Attribution

Benchmark relative performance attribution is performed on the decomposed bond returns by performance model segment contribution rollup of all of the bonds in the portfolio and benchmark from which the relative return differences of each segment are calculated. The following table displays representative local fixed income attribution effects.

Effect

Formula

Effect

Formula

Currency

Fund Segment Weight * Fund Currency Return − Index Segment Weight * Index Currency Return

Currency Cross Product

Fund Segment Weight * Fund Cross Product Return − Index Segment Weight * Index Cross Product Return

DMYield

Fund Segment Weight * Fund DMYield Return − Index Segment Weight * Index DMYield Return

Roll (Rolldown)

Fund Segment Weight * Fund Rolldown Return − Index Segment Weight * Index Rolldown Return

Parallel Shift

Fund Segment Weight * Fund Parallel Shift Return − Index Segment Weight * Index Parallel Shift Return

Curve Reshape

Fund Segment Weight * Fund Curve Reshape Return − Index Segment Weight * Index Curve Reshape Return

Duration Matched Price

Fund Segment Weight * Fund DMPrice Return - Index Segment Weight * Index DMPrice Return

Duration Matched Total

Fund Segment Weight * Fund DMTotal Return - Index Segment Weight * Index DMTotal Return

Residual

Fund Segment Weight * Fund Residual Return - Index Segment Weight * Index Residual Return

Yield Spread

Fund Segment Weight * Fund Yield Spread Return - Index Segment Weight * Index Yield Spread Return

Price Spread

Fund Segment Weight * Fund Price Spread Return - Index Segment Weight * Index Price Spread Return

Total Spread

Fund Segment Weight * Fund Total Spread Return - Index Segment Weight * Index Total Spread Return

Trading Effect

Fund Segment Weight * Fund Trade Return - Index Segment Weight * Index Trade Return

Price Source Effect

Fund Weight * Fund Price Source Return

Where,

Fund Price Source Return = Fund security price return – Index security price return

The price source return is computed only when the security is held in both the fund and the index.