© BMA Inc. 2009. All rights reserved. © BMA Inc. 2009. All rights reserved. Box score Lean Decision making
Jan 03, 2016
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score
Lean Decision making
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box scoreOperational
Measurements
FinancialResults
Capacity
Usage
• The Box Score shows a Three Dimensional view of the value stream
• Provides an understanding of the operational, financial, and capacity impact of actions and decisions
• Leads to better understanding and better decisions
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score used for decision-making
Current State Make Product Buy in China Buy LocallyUnits per Person 29.31 26.05 32.56 32.56
On-Time Shipment 97.2% 98.0% 95.7% 96.0%
First Time Thru 54% 63% 52% 60%
Dock-to-Dock Days 8.90 8.5 16.28 10.21
Average Cost £111.74 £113.10 £113.90 £112.66
AP days - AR days 8.0 8.0 8.8 8.0
Productive 31% 35% 31% 31%
Non-Productive 56% 62% 56% 41%
Available Capacity 13% 3% 13% 28%
Revenue £1,611,456 £1,821,456 £1,821,456 £1,821,456
Material Costs £490,296 £586,296 £575,296 £672,296
Conversion Costs £497,933 £527,036 £545,933 £502,254
Inventory £221,163 £234,433 £448,961 £316,484
Value Stream Profit £623,226 £708,124 £700,226 £646,905
Value Stream ROS 38.67% 38.88% 38.44% 35.52%
46.00% Hurdle Rate -7.33% -7.12% -7.56% -10.48%
OP
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AT
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AL
CA
PA
CIT
YF
INA
NC
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© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Value stream box scorefor weekly performance reporting
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score current state & future state
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
CA
PA
CIT
Y
Em
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Mac
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es
Typical Lean Improvement
Short Term Operational Improvement is not Matched
by Bottom-Line Improvement
What has bridged the gap?What has really happened?Revenue £332,569 £332,569
Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753
Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370
Return on Sales 31% 32%
Inventory Value £209,336 £113,026Cash Flow £123,117 £288,926
FIN
AN
CIA
L
Sales per Person £7,472 £7,472
On-Time Shipment 92% 94%
First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5
Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
OP
ER
AT
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AL
CURRENT STATE
FUTURE STATE
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Eliminate employees & machines
Sales per Person £7,472 £7,472
On-Time Shipment 92% 94%First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
Revenue £332,569 £332,569Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370Return on Sales 31% 32%Inventory Value £209,336 £113,026
Cash Flow £123,117 £288,926
OP
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CURRENT STATE
FUTURE STATE
FIN
AN
CIA
LC
AP
AC
ITY
Em
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Ma
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s
£8,493
94%
78%
8.5
£399.17
54.0
64%
27%
9%
59%
19%
22%
£332,569
£108,446
£108,704
£217,151
£115,418
35%
£51,557£125,984
REMOVE UNNEEDED
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Increase salesSales per Person £7,472 £7,472
On-Time Shipment 92% 94%First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
Revenue £332,569 £332,569Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370Return on Sales 31% 32%Inventory Value £209,336 £113,026
Cash Flow £123,117 £288,926
OP
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AT
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AL
CURRENT STATE
FUTURE STATE
FIN
AN
CIA
LC
AP
AC
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Em
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Ma
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£8,49394%78%
8.5£399.17
54.0
64%
27%
9%
59%
19%
22%
£332,569£108,446
£108,704£217,151£115,418
35%£51,557£125,984
REMOVE UNNEEDED
£9,61494%78%
16.5£366.14
50.0
56%
22%
22%
69%
20%
12%
£427,938£139,545
£116,755£256,300£171,638
40%£118,113£185,283
INCREASE SALES
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Introduce new high-value products
Sales per Person £7,472 £7,472
On-Time Shipment 92% 94%First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
Revenue £332,569 £332,569Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370Return on Sales 31% 32%Inventory Value £209,336 £113,026
Cash Flow £123,117 £288,926
OP
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CURRENT STATE
FUTURE STATE
FIN
AN
CIA
LC
AP
AC
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Em
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Ma
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£9,90494%78%
8.5£364.43
54.0
60%
24%
16%
69%
20%
12%
£427,938£139,545
£115,557£255,102£172,836
40%£62,086£156,921
INCREASE SALES
£10,02694%78%
16.5£366.14
50.0
56%
22%
22%
69%
20%
12%
£446,278£139,545
£116,756£256,301£189,977
43%£118,114£203,622
NEW PRODUCTS
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Insource currently outsourced sub-assemblies
Sales per Person £7,472 £7,472
On-Time Shipment 92% 94%First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
Revenue £332,569 £332,569Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370Return on Sales 31% 32%Inventory Value £209,336 £113,026
Cash Flow £123,117 £288,926
OP
ER
AT
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AL
CURRENT STATE
FUTURE STATE
FIN
AN
CIA
LC
AP
AC
ITY
Em
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Ma
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ine
s
£9,90494%78%
8.5£364.43
54.0
60%
24%
16%
69%
20%
12%
£427,938£139,545
£115,557£255,102£172,836
40%£62,086£156,921
INCREASE SALES
£7,47295%78%
13.5£384.07
50.0
52%
22%
26%
69%
20%
11%
£332,569£92,179
£116,755£208,934£123,635
37%£71,131£184,263
INSOURCE SUB-ASSY
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Sales per Person £7,472 £7,472
On-Time Shipment 92% 94%First Time Through 71% 78%
Dock-to-Dock Days 33.0 18.5Average Cost £419.46 £413.97
Accounts Receivable Days 54.0 50.0
Productive Capacity 51% 43%
Non-Productive Capacity 30% 19%
Available Capacity 19% 37%
Productive Capacity 53% 53%
Non-Productive Capacity 32% 17%
Available Capacity 15% 29%
Revenue £332,569 £332,569Material Costs £111,431 £108,446
Conversion Costs £116,753 £116,753Total Costs £228,184 £225,199
Value Stream Profit £104,385 £107,370Return on Sales 31% 32%Inventory Value £209,336 £113,026
Cash Flow £123,117 £288,926
OP
ER
AT
ION
AL
CURRENT STATE
FUTURE STATE
FIN
AN
CIA
LC
AP
AC
ITY
Em
plo
yee
Ma
ch
ine
s
£8,49394%78%
8.5£399.17
54.0
64%
27%
9%
59%
19%
22%
£332,569£108,446
£108,704£217,151£115,418
35%£51,557£125,984
REMOVE UNNEEDED
£9,90494%78%
8.5£364.43
54.0
60%
24%
16%
69%
20%
12%
£427,938£139,545
£115,557£255,102£172,836
40%£62,086£156,921
INCREASE SALES
£7,47295%78%
13.5£384.07
50.0
52%
22%
26%
69%
20%
11%
£332,569£92,179
£116,755£208,934£123,635
37%£71,131£184,263
INSOURCE SUB-ASSY
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Summary of these decisions
£-
£100,000
£200,000
£300,000
£400,000
£500,000
CURRENT
STATE
REMOVE
CAPACITY
INSOURCE
SUB-ASSY
INCREASE
SALES
NEW
PRODUCTS
0%
5%
10%
15%
20%
25%
30%
35%
40%
45%
REVENUE
PROFIT
RETURN
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score to assess capital equipment:identify the problem
Value stream
box score prior to
additional people &
machines
7/31/2004 31-Aug 30-Sep 31-Oct 30-Nov 31-Dec
Units per Person 46.01 44.62 43.15 47.11 51.56 33.07
On-Time Shipment 98.0% 98.3% 99.0% 98.8% 72.3% 100.0%
First Time Through 82% 84% 84% 82% 76% 86%
Dock-to-Dock Days 0.00 8.20 7.60 8.10 3.40 5.60
Average Cost £263.04 259.24 255.83 250.89 217.68 244.65
AP Days - AR Days 0 -8 -8 -8 -8 -8
Productive 31% 31% 31% 33% 48% 34%
Non-Productive 59% 59% 60% 59% 66% 60%
Other 0% 0% 0% 0% 0% 0%
Available Capacity 10% 10% 9% 8% -14% 6%
Revenue £923,974 £895,549 £865,680 £979,075 £1,142,411 £688,827
Material Costs £317,570 £307,908 £297,735 £336,566 £396,024 £236,667
Conversion Costs £345,084 £330,159 £315,691 £353,259 £378,838 £242,745
Value Stream Profit £261,320 £257,482 £252,254 £289,250 £367,549 £209,415
Value Stream ROS 28.28% 28.75% 29.14% 29.54% 32.17% 30.40%
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© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score to assess capital equipment:result of the planned action
Value stream box score with
new equipment and people
7/31/2004 31-Aug 30-Sep 31-Oct 30-Nov 31-Dec
Units per Person 46.01 44.62 43.15 43.99 52.9 30.89
On-Time Shipment 98.0% 98.3% 99.0% 98.8% 99.0% 100.0%
First Time Through 82% 84% 84% 85% 85% 86%
Dock-to-Dock Days 0.00 8.20 7.60 8.10 3.40 5.60
Average Cost £263.04 £259.24 £255.83 £262.44 £236.83 £261.17
AP Days - AR Days 0 -8 -8 -8 -8 -8
Productive 31% 31% 31% 28% 41% 34%
Non-Productive 59% 59% 60% 49% 60% 60%
Other 0% 0% 0% 0% 0% 0%
Available Capacity 10% 10% 9% 23% -1% 6%
Revenue £923,974 £895,549 £865,680 £979,075 £1,142,411 £688,827
Material Costs £317,570 £307,908 £297,735 £336,566 £396,024 £236,667
Conversion Costs £345,084 £330,159 £315,691 £362,054 £362,054 £251,462
Value Stream Profit £261,320 £257,482 £252,254 £280,455 £384,333 £200,698
Value Stream ROS 28.28% 28.75% 29.14% 28.64% 33.64% 29.14%
2 new machines purchased @ £90,000 each6 additional people in the OEM Machining cells
CA
PA
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NC
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© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score used for outsourcing decisions
The effect of outsourcing to overcome the
shortfall of capacity in november.
Current Plan Outsourcing Net Result30-Nov 30-Nov 30-Nov
Units per Person 51.56 58.18
On-Time Shipment 72.3% 99.0%
First Time Through 76% 92%
Dock-to-Dock Days 3.40 3.70
Average Cost £217.68 £260.91
AP Days - AR Days -8 -8
Productive 48% 42%
Non-Productive 66% 56%
Other 0% 0%
Available Capacity -14% 2%
Revenue £1,142,411 £1,142,411
Material Costs £396,024 £14,851 £410,875
Conversion Costs £378,838 £45,461 £424,299
Value Stream Profit £367,549 (£60,311) £307,238
Value Stream ROS 32.17% 26.89%
FIN
AN
CIA
LO
PE
RA
TIO
NA
LC
AP
AC
ITY
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Rationalizing products in the value stream & introducing new products with no capital or employee additions
Jan-03 Jun-03 Sep-03
Units per Person 466 395 505
On-Time-Shipment 92 99 99
Dock-to-Dock Days 15 7 9
First Time Thru 65 75 75
Average Product Cost £112.75 £120.94 £109.23
AR Days 42 35 35
Productive 24% 18% 28%
Non-Productive 63% 35% 42%
Available Capacity 13% 47% 30%
Revenue Monthly £10,667 £9,866 £12,800
Material Cost £3,758 £3,185 £4,073
Conversion Cost £2,547 £2,547 £2,547
Value Stream Gross Profit £4,362 £4,134 £6,180
Remove "Low Margin" Products
Introduce New Products
Op
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Fin
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Current Value Stream
© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score showing the introduction of new product family -- new machines and additional people are required to support the growth
Current 6 Months 1 Year 18 Months 2 Years 30 Months 3 YearsAdditional Monthly Quantity 0 1 5 10 15 20 30
Units per Person 1.52 1.54 1.63 1.80 1.90 2.16 2.59
On-Time Shipment 100% 100% 100% 100% 100% 100% 100%
Dock-to-Dock Days 6.00 6.00 6.00 5.00 5.00 4.50 4.50
First Time Through 80% 80% 85% 85% 85% 85% 85%
Average Product Cost £3,481 £3,480 £3,278 £2,985 £2,821 £2,497 £2,092
AR Days 42 42 42 42 37 37 37
Productive 29% 33% 38% 34% 36% 41% 50%
Non-Productive 54% 52% 55% 35% 33% 33% 33%
Available Capacity 17% 15% 7% 31% 31% 26% 17%
Revenue £466,670 £472,670 £502,568 £562,461 £630,170 £714,132 £834,172
Material Costs£172,085 £175,385 £178,685 £181,935 £184,686 £187,101 £189,160
Conversion Costs £119,584 £119,584 £119,584 £142,584 £142,584 £152,593 £158,084
Value Stream Gross Profit £175,001 £177,701 £204,299 £237,942 £302,900 £374,438 £486,928
Value Stream ROS 37.50% 37.60% 40.65% 42.30% 48.07% 52.43% 58.37%
Additional People 5 2 1Additional Machines 3 2 1
Material Costs per Unit £3,300 £3,300 £3,250 £2,750 £2,325 £2,150
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© BMA Inc. 2009. All rights reserved.© BMA Inc. 2009. All rights reserved.
Box score showing 3P resultsManual CellScenario 2 Scenario 3
Current TechnologyScenario 5 Scenario 6
Full Automation
Add No Machines Add 10 Machine Add 23 machines
Sales per Person £37,494 £48,742 £48,742 £52,804 £52,804 £54,835 £55,389
Inventory Turns 26 22 22 20 20 15 12
Average Cost per Unit £30.03 £28.39 £28.39 £28.78 £27.27 £26.77 £27.96
First Time Through % 81% 85% 85% 85% 90% 90% 97%
Lead Time in Days 3.0 3.0 5.0 5.0 7.0 7.0 10.0
Productive 55% 52% 58% 64% 55% 56% 48%
Non-Productive 28% 40% 22% 18% 37% 27% 43%
Available Capacity 17% 8% 20% 18% 8% 17% 9%
Revenue £4,874,230 £4,874,230 £4,874,230 £5,280,416 £5,280,416 £5,483,509 £6,092,788
Material Costs £1,396,840 £1,396,840 £1,396,840 £1,513,243 £1,513,243 £1,571,445 £1,746,050
Conversion Costs £1,649,358 £1,483,416 £1,483,416 £1,649,358 £1,483,416 £1,483,416 £1,799,416
Value Stream Profit £1,828,033 £1,993,975 £1,993,975 £2,117,816 £2,283,757 £2,428,648 £2,547,322
Value Stream Return 38% 41% 41% 40% 43% 44% 42%
40% Hurdle Rate -2% 1% 1% 0% 3% 4% 2%
OP
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