3
Competitive Advantage
Customers seeking benefits at acceptable cost
Company A
(Asset utilization)
Company B
(Asset utilization)Cost differential
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Productivity and Value Matrix
Commodity Market
(1)
Cost Leader
(2)
Service Leader
(3)
Cost and Service
Leader
(4)
Productivity Advantage
V
a
l
u
e
A
d
v
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Factors affecting value and
productivity advantage
A.Productivity advantage
-Capacity utilization
-Asset utilization
-Inventory reduction
-Integration with the suppliers.
B. Value advantage
-Customized services
-Reliability
-Responsiveness.Zubin Poonawalla
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Information
Deficiencies in the quality of information
Incorrectinformation
withrespecttotrendsmaycause
•Inventory
shortage
•Overcommitment
Incorrectinformation
relatingtoaspecific
customer‟srequirements
leadsto
•Processingofincorrect
orderscreatingadditional
costs.
•Reducedsales
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•Thus, it may be desirable to hold slow-moving
or low profit items at a central distribution
warehouse whereas core customers may be
served by fast, reliable air services.
•Orders to fringe customers may be delivered
by less expensive ground transportation.
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Difference between Physical distribution
and Manufacturing Support
•Physicaldistributionattemptstoservethe
desiresofthecustomersandthereforemust
accommodatetheuncertaintiesofconsumer
andindustrialdemand.
•Manufacturingsupportinvolvesmovement
requirementsthatareunderthecontolof
manufacturingenterprise.
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Physical distribution performance
cycle
Customer orderOrder transmissionOrder processing
Order selectionOrder transportation
Order delivery
to the customer
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Significance of physical
distribution performance cycle
•Asitlinksafirmwithitscustomers,ithelpscreate
marketingandmanufacturinginitiativesintoan
integratedefforts.
•Itresolvesconflictinginterfacebetweenmarketing&
manufacturing.
-Asmarketingisdedicatedtodelightingcustomers,it
wouldliketomaintainbroadproductlinewithhigh
inventoryregardlessofeachproduct‟sprofit
potential.Bydoingso,anycustomer's
requirement,nomatterhowsmallorlargewouldbe
satisfied.
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How to reduce physical
distribution operational variance
•Improveaccuracyofforecast
•Improveordermanagement and
coordinationwiththecustomers.
•Haveresponsiveandflexiblecycle.
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Reducing performance cycle
uncertainties
•Use of electronic data interchange
•Monitoring daily changes in workloads
•Human resource availability
•Availability of specialized unloading and
loading handling equipments
•Establishing safety stock/ buffer inventory to
cover variances so as to avoid delays.
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A few terms used in Inventory
Management
•Bufferstock={Averageleadtime}x{Averageusage
rate}.
•Safetystock=Averageusageduringtheextensionof
leadtime.
•Reservestock=Excessusagerequirementduringthe
averageleadtime.
•Re-orderlevel=B.S.+S.S.+R.S.
•MinimumInventoryLevel=S.S.+R.S.
•Max.InventoryLevel={MinimumLevel}+{Order
quantity}
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Fair Share Allocation
Plant Warehouse
Inventory-600 units
Distribution
Centre-1
Distribution
Centre-2
Distribution
Centre-3
Inventory= 50 units
Daily use= 10 units
Inventory= 100 units
Daily use= 50 units
Inventory= 75 units
Daily use= 15 units
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96Plant Warehouse
Regional warehouse Regional warehouse
Distribution
centre
Distribution
centre
Distribution
centre
Distribution
centre
Distrib
ution
centre
Distribution centre
C U S T O M E R S
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Raw Materials Warehouse
Part APart B
Sub-assembly A
Part CPart DPart E
Sub assembly BSub assembly C
Final Assembly (Manufacturing)
Plant Warehouse
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Demand Forecasting
•Forecasting process comprises of two
elements
(a)Nature of demand, and
(b)Forecast components
Nature of Demand
Dependent demand Independent demand
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Forecast Approaches
A. Top-Down Approach
Plant Distribution Centre
Field
Distribution
Centre# 1
Forecast
4000 units
Field
Distribution
Centre#2
Forecast
3000 units
Field
Distribution
Centre#3
Forecast
2000 units
Field
Distribution
Centre#4
Forecast
1000 units
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Components of Forecasting
Process
Orders
History
Tactics
Forecast
database
Forecast Administration
Forecast
Technique
Forecast
Support
System
Forecast Process
Forecast
Users
Finance
Marketing
Sales
Production
Logistics
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B. Economies of Distance
•Transportationcostperunitofdistance
increasesatadecreasingrateasdistance
increases.Alsocalled“TaperingPrinciple”
•Forinstance,ashipmentcoveringadistanceof
800kilometerswillcostlessthantwo
shipmentsofsamecombinedweightcovering
400kms.
•Fixedexpensesincurredtoloadandunloadthe
vehiclegetspreadovermorekilometers
resultinginloweroverallperkilometercharges.
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Tapering Principle
Distance
C
O
S
T
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Participants in Transportation
decisions
Government
Shipper Carrier Consignee
Public
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Role and Perspective of each
party
A.ShippersandConsignees‟Expectations
•Movethegoodsfromorigintodestination
withinaprescribedtimeatthelowestcost.
•Specifiedpickupanddeliverytimes,
predictabletransittime,zerolossanddamage,
accurateandtimelyexchangeofinformation
andinvoicing.
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B. The Government Role
•Stable and efficient transportation environment
to sustain economic growth.
•Product availability throughout the country at a
reasonable cost.
•Providing right-of-way such as road or railways
or air traffic control system.
C. The Public concerns
•Accessibility, cost effectiveness and protection
of environmental and safety standards.
•Development of transport infrastructure to have
goods from global sources.
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Features of Different Modes of
Transportation
Modes of Transportation
RailHighwayWaterPipelineAir
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Cost Structure in respect of
Motor Transport
Fixed costs
such as
overheads
and vehicle
cost are
low relative
to railway
Variable costs
such as driver,
fuel, tyres and
repairs are
high relative
To railways.
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-Airways and airports are generally
developed and maintained with public funds.
-Airfreight variable cost is extremely high as
a result of fuel,maintenance and intensity of
in-flight and ground crew.
-Airfreight is justified in following situations:
(a)High value products
(b)Perishables
(c)Limited marketing period.
(d)Emergency.
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Nature of Traffic versus Mode of
Transportation
Mode Nature of Traffic
Rail Extractingindustries,heavymanufacturing,
agriculturalcommodities
HighwayMediumandlightmanufacturing,distribution
betweenwholesalersandretailers.
Water Mining and basic bulk commodities, chemicals,
cement, agro-based products.
PipelinePetroleum, gases, slurry.
Air Emergency, perishables, limited marketing period,
high value premium products.
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Cost Structure for Each Mode of
Transportation
Mode Fixed Cost Variable Cost
Rail High-equipment terminals, tracks etc.Low
HighwayLow-highways provided by public fundsMedium-fuel, maintenance.
WaterMedium-ships and equipment Low-capability to transport
large amount of tonnage.
PipelineHighest-rights-of-way, construction,
control stations, pumping capacity.
Lowest-no labour cost of
any significance.
Air Low-aircraft and cargo handling system.High-fuel, labour and
maintenance.
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-Cost and flexibility to negotiate rates.
-Reputation and stability of carrier.
-Susceptibility to loss, theft and pilferage
-Schedule and frequency of delivery.
-Special facilities available
•Limitations of Multimodal system
-Sometimes carriers are reluctant to participate.
-Willingness to coordinate in respect of moving
the product is higher when any one carrier is
incapable to transport in its entirety.
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How to design an Ideal Package?
•Invariably,logisticalconsiderationsalone
cannotfullydominatepackagedesign.
•Theidealpackageformaterialhandlingand
transportationwouldbeaperfectcubehaving
equallength,depth,andwidthwith
maximumpossibledensitybutsucha
packagedoesnotexistinpractice.
•Thus,logisticalrequirementsshouldbe
evaluated along with
manufacturing,marketing,andproduct
designconsiderationswhenstandardizing
mastercartons.
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Role of Warehousing in
Logistical System
•Provisionofstrategicstorage,thoughaneffective
distributionsystemshouldnothavethenecessityof
inventoryforanexcessivelengthof
time,sometimesstoragebecomesinevitable.
•Actingasaswitchingfacility
•Provisionofeconomicandservicebenefits.
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Cross-docking
Company A or Plant A
Company B or Plant B
Company C or Plant C
Distribution
centre
Customer A
Customer B
Customer C
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In Transit mixing and release
Plant A
Plant B
Plant C
Warehousing
Transit
mixing
point
Product D
Customer X
Customer Y
Customer Z
Customer W
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Manufacturing Support
Vendor A
Vendor B
Vendor C
Manufacturing
warehouse
Assembly
plant
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Design of a typical warehouse
Receiving area
Bulk storage
area
Rack storage
area
Order picking area
Packaging or unitizing area
Stacking area
Finished product flow
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Storage plan based on product
movement
Storage space
for low volume
products
Storage space
for low volume
products
Storage space
for low volume
products
Storage space
for low volume
products
Storage space
for low volume
products
Storage space
for low volume
products
Storage
Space
For
High
Volume
products
Primary
gangway
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Warehousing strategies
Private Public Contract
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Warehouses as Distribution
Centres
Distribution strategies can be of following types
•Cross docking
•Milk runs
•Direct shipping
•Hub and spoke model
•Pool distribution
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Milk runs from single supplier to
multiple retailers
Retail Store 1
Retail Store 2
Retail Store 3
Retail Store 4
Retail Store 5
Supplier
Retail Store 6
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Milk runs from multiple suppliers
to single retailer.
S 1
S 2
S 3
S 4
S 5
S 6
Retail Store
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Codification System
1.Alphabetic system
2.Numeric system
3.Decimal system
4.Alphanumeric system-a combination of
alphabetical and numeric system
5.Brisch system
6.Kodak system
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Class Group Code
Raw Materials
Iron Bars, M.S. IR-BS-MS
Iron Bars, Bright SteelIR-BA-BS
Iron Melted IR-MEL
Iron Mould IR-MLD
Iron Ore IR-OR
Iron Pig IR-PG
Iron Sheets, M.S.IR-SH-MS
Iron Sheets, Bright
Steel
IR-SH-BS
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Codification according to
the Category of materials
Iron 1-100
Steel & allied products101-200
Copper 201-300
Nickel 301-400
Alloy 401-500
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(c) Dash/Stroke number
Materials Dash/stroke number
Raw materials 15
Iron ore 15-1 or 15/1
Iron, pig 15-2, or 15/2
Iron melted 15-3, or 15/3
Iron, bright 15-4, or 15/4
Iron, steel 15-5, or 15/5
Iron, sheets 15-6, 15/6
Iron, bars 15-7, 15/7
Iron, moulds 15-8, 15/8
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Materials Code
Number
Materials Code
Number
Raw Materials including
ferrous & non-ferrous
metals
0 Electrical equipment,
accessories and fittings
5
Steel sections-rolled, flat
and square
1 Capital machinery
including spares and parts
6
Casting and forgings2 Jigs, tools and fixtures-
production stores
7
Mechanical assemblies,
sub-assemblies,
components and
accessories
3 Fuels, lubricants,
chemicals and allied items
8
Work in progress,
comprising of sub
assemblies, components
and semi finished goods.
4 Miscellaneous stores 10
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Combined alphabetic and
numeric system
Main class Sub group-Subgroup- Code
Carbon CB
Carbonic acid 11 CB-11
Carbon Monoxide 12 CB-12
Carbon Dioxide 13 CB-13
Manganese MN
Manganese Acetate 21 MN-21
Manganese Dioxide 22 MN-22
Manganese Oxalate 23 MN-23
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Kodak system
•Firststepistoclassifyonthebasisofpurchase
category.
Class code Materials
00-10 Raw and semi-processed materials
11-20 Machinery and mechanical equipment
21-30 Mechanical products and loose tools
31-40 Electrical products and equipments
41-50 Chemicals and chemical processing
equipments
51-60 Chemicals and allied products
61-70 Furniture and fixtures
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71-80Office,laboratoryequipments
andstationeries
81-90Fuels and lubricants
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Customer order
receipt
Inventory assigned
to the order
Directing material
handlers to
select the order
Movement, loading
and delivery of order
Printing of
invoice for
payment
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Logistics Information Systems
Planning & Coordination
Flows
-Capacity Plan
-Logistics Plan
-Manufacturing Plan
-Procurement Plan
Operating Flows
-Order management
-Order processing
-Distribution operations
-Transport & shipping
-Procurement
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Impact of IT on Logistics
Logistics
requirements
Current
Information
Technology
+
Competitive
edge
=
Continuous interaction between the logistics
requirements and the information technology
accelerates integrating complete logistics activities
in an organization and consequently giving company
a competitive edge.
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Key Approaches to make lean
successful throughout Supply Chain
•Manufacturingcompaniesmustshareinformationtothe
verydetailedleveltohelpsuppliersseethesavings
potential.
•Manufacturingcompaniesmustbecommittedtolong-term
implementationofleanstrategiesandnotjusta“flavourof
themonth”.
•Manufacturingcompaniesmustgivesupporttitssuppliers
supportintermsoftrainingandtroubleshooting.
•Manufacturingcompaniesmustdemonstratethepotential
benefitsofleannotonlyfortheirowncompanybutalso
foralltheirsupplierscoveringbothbottomlineand
servicepointsofview.Zubin Poonawalla
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Difference between mass production
& lean production
Attributes Mass production Lean production
Customer satisfactionMakes what
engineers want in
large quantities at
statistically
acceptable quality
levels.
Makes what
customers want with
zero defects and only
in quanities wanted
by the customers.
External relationsBased on price Based on long-term
relationship building.
Information
management
Based on reports
generated by and for
managers.
Rich in information
based on control
systems maintained
by employees.
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Culture Obedience, loyalty
and subculture of
labour strife
Based on long-term
development
Production/
Purchases
Large inventories,
Massive purchases,
minimal skill,
assembly line,
batches
Cell type layout, zero
inventory, single
piece flow.
Engineering Isolated genius modelTeam based model
Demand ManagementForecasting Customization
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Perspective of Performance
Measurement
•Performance measurement perspective refers to activity
based measures as well as process based measures.
•Focus is on individual tasks required to process and ship
orders, efficiency and effectiveness of work efforts.
A.Activity Based Measures
-Emphasize on the individual tasks required to process
and to ship orders such as:
•Customers orders entered
•Cases received from suppliers
•Cases shipped to customers.
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Objectives of Activity Based
Measures
•Torecordthelevelofactivity
-Example:Numberofcases
•Torecordthelevelofproductivity
-Example:Casesperlabourhour.
•Thetypicalactivity-basedmeasuresare:
(1)Orderentrytimeperorder
(2)Delivertimeperorder
(3)Orderselectiontimeperorder.
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(f) Administrative costs
(g) Outbound freight
(h) Direct labour
•Customer Service
-Focuses on the customer service provided by
the manufacturers, wholesalers, and retailers.
-Typically these services include
(a)Fill rate
(b)Stock outs
(c)Shipping errors
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(d) On time delivery
(e) Back orders
(f) Cycle time
(g) Customer feedback
-These measures examine a firm‟s relative
ability to satisfy customers.
•Productivity measures
-Establishes a relationship (usually a ratio or an
index) between output (goods and/or services)
produced and quantities of inputs (resources)
utilized by the system to produce that output.
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6. Inaccurate packing list/ documentation
7. Late shipment
8.Late arrival
9.Early arrival
10.Damaged shipment
11.Invoicing error/ overcharging/deductions
12.Errors in payment processing
Best logistics organization report achieving a
55 to 60 per cent perfect order performance,
while most organizations report less than 20
per cent 416Zubin Poonawalla
3. Information availability
4. Product support services
Consultantsandindustryassociationsadminister
thesemeasurements.
•BestPracticesBenchmarking
-Benchmarkingmaybecarriedoutinrelationto
operationsofbothcompetitorsandleadingfirmsin
relatedandnon-relatedindustries.
-Typically,organizationsareusingbenchmarkingin
importantstrategicareastocalibratelogistics
operations.
-Benchmarkingprovidesthefoundationforcustomer
satisfactionandtheperfectorder.
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The key areas of benchmarking are as under:
•Asset management
•Cost
•Customer service
•Productivity
•Quality
•Technology
•Transportation
•Warehousing
•Order processing
•Materials handling
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Benchmarking at Xerox
•Stage 1
1.Identify what is to be benchmarked
2.Identify comparative companies
3.Determine data collection method and collect data
•Stage 2
1.Determine current performance levels
2.Project future performance levels
3.Communicate benchmark findings and gain
acceptance
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