lean calculation - excel
DESCRIPTION
lean, excelTRANSCRIPT
Revenue
Avg. Selling Price
Labor Costs
Employee Head Count Hourly Wage ($)
Supervisor 1 0Technicians 6 25
Total
# of weeks Technician Cost Supervisor Cost0 0 40000
10 58500 4000020 117000 4000040 234000 4000050 292500 4000052 304200 40000
0 10 20 30 40 50 600
50000
100000
150000
200000
250000
300000
350000
400000
Labour Cost Analysis
Technician CostSupervisor CostTotal Cost
# of Weeks
Cost
in D
olla
rs ($
)
Process Step Takt Time (hour/units) Avg CT (units/hour)ReceivingHigh Level Data Entry 0.04 25Break for parts 0.08 12.5Destroy and Recycle 0.0363636363636364 27.5Testing 0.08 12.5Remove HD 0.32258064516129 3.1Clean unit 0.588235294117647 1.7Setup wipe HD 0.333333333333333 3Replace HD in unit 0.32258064516129 3.1Sell Units 0.111111111111111 9Pack Units 0.192307692307692 5.2Ship Units
0.2106512357556
High Level Data Entry 20 0.05High Level Data Entry + Break For Parts 17.5 0.0571428571428571Destroy and Recycle 20 0.05Destroy and Recycle + Testing 20 0.05Remove HD + Clean Unit + Setup HD + Replace HD 10.9 0.091743119266055Sell Units + Pack Units 14.2 0.0704225352112676
ReceivingHigh Level Data Entry 20 0.05High Level Data Entry 5 0.2Break for parts 12.5 0.08Destroy and Recycle 20 0.05Destroy and Recycle 7.5 0.133333333333333Testing 12.5 0.08Remove HD 3.1 0.32258064516129Clean unit 1.7 0.588235294117647Setup wipe HD 3 0.333333333333333Replace HD in unit 3.1 0.32258064516129Sell Units 9 0.111111111111111Pack Units 5.2 0.192307692307692Ship Units
High Level Data Entry 20 5Break for parts 0 12.5Destroy and Recycle 0 0Testing 0 0Remove HD 0 0Clean unit 0 0Setup wipe HD 0 0Replace HD in unit 0 0Sell Units 0 0Pack Units 0 0
OverHead Costs
Salary ($) Hour per week Yearly Cost ($) Employee
40000 NA 40000 Marketing/CSR0 39 304200
Total344200
Ebay listing Warehouse Cost ($ /sq. foot)
Total Cost 1.414000098500
157000274000332500 Revenue Source
344200Estimated selling price of each working laptop
Estimated selling price of each working laptop without Hard Disk
Estimated price of parts from each working laptop
Estimated Recycling Fee for each laptop
0 10 20 30 40 50 600
50000
100000
150000
200000
250000
300000
350000
400000
Labour Cost Analysis
Technician CostSupervisor CostTotal Cost
# of Weeks
Cost
in D
olla
rs ($
)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Employee Load ChartHigh Level Data EntryBreak for partsDestroy and RecycleTesting Remove HDClean unitSetup wipe HDReplace HD in unitSell UnitsPack Units
Aver
age
Prod
uctio
n Ti
me
(hr/
unit)
12.5-1515
9.41.4
-1.3-0.1-5.93.8 0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
Employee Load ChartHigh Level Data EntryBreak for partsDestroy and RecycleTesting Remove HDClean unitSetup wipe HDReplace HD in unitSell UnitsPack Units
Aver
age
Prod
uctio
n Ti
me
(hr/
unit)
High Le
vel D
ata En
try
High Le
vel D
ata En
try
Break f
or part
s
Destro
y and Recy
cle
Destro
y and Recy
cle
Testi
ng
Remove
HD
Clean unit
Setup w
ipe HD
Replac
e HD in
unit
Sell U
nits
Pack Units
02468
101214161820
20
5
12.5
20
7.5
12.5
3.1 1.7 3 3.1
95.2
Column B
0 0 0 00 0 0 0
20 7.5 0 00 12.5 0 00 0 3.1 00 0 1.7 00 0 3 00 0 3.1 00 0 0 90 0 0 5.2
Head Count Hourly Wage ($) Hour per week Yearly Cost ($)
3 15 40 93600
93600
0.10 of S.PWarehouse Capacity (sq. Efficiency Total Cost
30000 0.95 40185
Price ($) %
140
0.54263565891470
70
0.27131782945740
28
0.10852713178290
20
0.077519379845
258
54%
27%
11% 8%
Revenue Sources
Estimated selling price of each working laptopEstimated selling price of each working laptop without Hard DiskEstimated price of parts from each working laptopEstimated Recycling Fee for each laptop
0
5
10
15
20
25
30
Cycle Time of The Production Process
High Level Data EntryBreak for partsDestroy and RecycleTesting Remove HDClean unitSetup wipe HDReplace HD in unitSell UnitsPack UnitsAv
erag
e Cy
cle T
ime
0
5
10
15
20
25
30
Cycle Time of The Production Process
High Level Data EntryBreak for partsDestroy and RecycleTesting Remove HDClean unitSetup wipe HDReplace HD in unitSell UnitsPack UnitsAv
erag
e Cy
cle T
ime
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad
Material Cost
Profit Sharing 0.30 of S.P.Return 0.01 of items sold
54%
27%
11% 8%
Revenue Sources
Estimated selling price of each working laptopEstimated selling price of each working laptop without Hard DiskEstimated price of parts from each working laptopEstimated Recycling Fee for each laptop
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad
1 2 3 4 5 60%
10%
20%
30%
40%
50%
60%
70%
80%
90%
100%
Yamazumi Chart
Pack UnitsSell UnitsReplace HD in unitSetup wipe HDClean unitRemove HDTesting Destroy and RecycleBreak for partsHigh Level Data Entry
Station
% w
orkl
oad