How to calculate and interpret ETC, EAC, VAC, and TCPI as it is used in earned value analysis in project management. Download additional slides, videos, and resources at https://www.christiansonjs.com/ Signup for The Free-Range Technologist, a monthly newsletter filled with creative commons resources, useful apps, and lifehacks: https://mailchi.mp/f8f0219bc305/jscott

1. Forecasting

2. $0.00
$1,250.00
$2,500.00
$3,750.00
$5,000.00
0 Week 1 Week 2 Week 3
PV AC EV
SV= -$507CV= -$933
$3000
SPI = 0.80
$2574 $2,067
CPI = 0.69
BAC (Project Total PV) = $4,134$4,134

3. Estimated Costs to Complete
Remaining Work (ETC)
ETC =
BAC-EV
EV / AC

4. Estimated Costs to Complete
Remaining Work (ETC)
ETC =
BAC-EV
CPI

5. $0.00
$1,250.00
$2,500.00
$3,750.00
$5,000.00
0 Week 1 Week 2 Week 3
PV AC EV
SV= -$507CV= -$933
$3000
SPI = 0.80
$2574 $2,067
CPI = 0.69
BAC (Project Total PV) = $4,134
0.69

6. Estimated Costs to Complete
Remaining Work (ETC)
$2,067-$4,134
ETC = 0.69

7. Estimated Costs to Complete
Remaining Work (ETC)
ETC = $2,996

8. Estimate At Completion
(EAC)
EAC =AC +ETC

9. EAC =
$2,996(ETC)
$3,000(AC)
$5,996(EAC)
Estimate At Completion
(EAC)
+

10. $0.00
$1,500.00
$3,000.00
$4,500.00
$6,000.00
0 Week 1 Week 2 Week 3
PV AC EV

11. $0.00
$1,500.00
$3,000.00
$4,500.00
$6,000.00
0 Week 1 Week 2 Week 3 Week 4 Week 5 Week 6
PV AC EV
If CPI doesn’t change, AC at
end of project (EAC) is $5,996
EV, BAC, and PV will all be
equal at end of project
($4134)

12. $0.00
$1,500.00
$3,000.00
$4,500.00
$6,000.00
0 Week 1 Week 2 Week 3 Week 4 Week 5 Week 6
PV AC EV
If CPI doesn’t change, AC at
end of project (EAC) is $5,996
EV, BAC, and PV will all be
equal at end of project
($4134)
VAC

13. Variance At Completion
(VAC)
VAC = BAC-EAC
$5,996 (EAC)
$4,134 (BAC)
-
-$1,862(VAC)

14. Get Back on Track

15. To Complete Performance Index
(TCPI)
TCPI=BAC-EV
BAC-AC
$2,067-$4,134
$3,000-$4,134
=
$2,067
$1,134
= 1.88

16. TCPI
0 0.5 1 1.5 2 2.5
CPI
0.69
TCPI
1.88
?