The Earned Value Management Macros: Performance Indices :: SAS/OR(R) 9.2 User's Guide: Project Management

The Earned Value Management Macros

Performance Indices

Table 9.12 shows the formulas for Cost, Schedule, and To-Complete Performance Indices. WR is Work Remaining and is given by: ${\rm wr = bac - ev}$ . the section "Cost Estimates" gives different expressions for the EAC (Estimate at Completion).

Table 9.12: Performance Index Formulas

Acronym	Formula
CPI	$\frac{\rm ev}{\rm ac}$
SPI	$\frac{\rm ev}{\rm pv}$
${\rm tcpi_{\rm bac}}$	$\frac{\rm wr}{\rm bac - ac}$
${\rm tcpi_{\rm eac}}$	$\frac{\rm wr}{\rm eac - ac}$

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