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Both calculators run independently — change the inputs on either side to compare results.

Project Management

Team Productivity Index Calculator

Measures how efficiently a team delivered against its plan by combining scope completion, effort variance, and quality into a single index. Use it at sprint retrospectives or project close-outs to benchmark and compare team performance.

Fill in the required fields to see your result.
Project Management

Schedule Performance Index Calculator

Calculate the Schedule Performance Index (SPI) — the ratio of Earned Value to Planned Value — to measure whether a project is ahead of, on, or behind schedule. Use it as a core EVM metric for project status reporting and forecasting completion.

Fill in the required fields to see your result.

Key differences

Team Productivity Index CalculatorSchedule Performance Index Calculator
CategoryProject ManagementProject Management
Inputs required52
ResultTeam Productivity Index (%)Schedule Performance Index
What it doesMeasures how efficiently a team delivered against its plan by combining scope completion, effort variance, and quality into a single index. Use it at sprint retrospectives or project close-outs to benchmark and compare team performance.Calculate the Schedule Performance Index (SPI) — the ratio of Earned Value to Planned Value — to measure whether a project is ahead of, on, or behind schedule. Use it as a core EVM metric for project status reporting and forecasting completion.