Project Management

Milestone Slip Calculator

Measure schedule slip based on planned vs actual milestone progress.

Milestone Slip Calculator measures date variance between planned and current milestone timelines. It is useful for tracking schedule risk and communicating delay magnitude clearly. The tool quantifies slip so remediation can be prioritized. Use it during roadmap reviews and status reporting.

Milestone Inputs

Result

Planned progress: 44.4%

Actual progress: 33.3%

Slip: 11.1%

Forecast total duration: 120.0 days

Projected delay: 30.0 days

Status: Behind

How to use this tool

Enter planned milestone date and current forecast date.
Run calculator to compute slip in days/weeks.
Track deltas across updates to confirm recovery progress.

Schedule tracking tools

Recommend gantt tools, timeline analytics, and PM reporting platforms.

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