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What is EVM?

  • EVM is an integrated management control system for assessing, understanding and quantifying what a contractor or field activity is achieving with program dollars

    • Integrates technical, cost, schedule, with risk management

    • Allows objective assessment and quantification of current project performance

    • Helps predict future performance based on trends.

EVM provides project management with objective, accurate and timely data for effective decision making

POLICY REFERENCES OMB Circular A-11, Part 3 The NPG 7120.5A Program/Project

Management Processes and Requirements NPD 9501.3, Effective Date of February 18, 1997 Industry Guidelines, ANSI/EIA-748- 1998 Standard for EVM Systems

NCC

Negotiated Contract Cost

CBB

Contract Budget Base

UB

Undistributed Budget

MR

Management Reserve

TAB

Total Allocated Budget

PMB

Performance Measurement Baseline

BCWS

Budgeted Cost for Work Scheduled (The Plan)

ACWP

Actual Cost of Work Performed (“Actuals” or “Cost”)

BCWP

Budgeted Cost for Work Performed (EARNED VALUE)

BAC

Budget At Completion

EAC

Estimate At Completion

AUW

Authorized Unpriced Work

OTB

Over Target Baseline

CA

Control Account/Cost Account

WP

Work Package

PP

Planning Package

SPP

Summary Planning Package

WBS

Work Breakdown Structure

EVM Acronyms

EVM Data Analysis

Term

Formula

CV =

SV

=

BR

=

Cost Variance

BCWP-ACWP

Schedule Variance

BCWP-BCWS

Budget Remaining

BAC-ACWPcum

Work Remaining

B C W R = B A C - BCWPcum

Variance at Completion

VAC

Schedule Variance Percentage

SV%

Cost Variance Percentage

CV%

=

BAC-EAC

=

SV/BCWSx100

=

CV/BCWPx100

Variance at Completion Percentage

VAC% VAC/BACx100 =

Percent Complete

BAC

=

Percent Complete

BAC

BCWPcum/BACx100

Percent Spent

BAC

Percent Spent ACWPcum/BACx100 BAC =

Percent Planned

BAC

Percent Planned BCWScum/BACx100 BAC =

Cost Performance Index (Efficiency)

C P I e = B C W P / A C W P

Schedule Performance Index (Efficiency)

To-Complete Performance Index

T C P I = W o r k R e m a i n i n g / B u d g e t R e m a i n i n SPIe = BCWP/BCWS g

To-Complete Performance Index

T C P I = B A C - B C W P c u m ) / ( B A C - A C W P c u m )

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