RE: Earned value calculations

Hi Sarah

Thank you for your question. The two calculations are:

Cost Variance %
Schedule Variance %

These calculations show the degree a project is over or under budget and behind or ahead of schedule respectively.

Since they are expressed as percentages it means the peformance of two unrelated projects can be compared.

Cost Variance percentage: CV / BCWP (where CV is BCWP - ACWP)

Schedule Variance percentage: SV / BCWP (where SV is BCWP - BCWS)

Positive Cost Variance % indicates under Budget. Postive Schedule Variance % indicates ahead of schedule.

Negative values identify over budget and behind schedule.

For example:

If the Budgeted Cost of Work Performed is