The Case For Inventory Optimisation - How to Balance Your Inventory Levels and Lower Costs

The inventory in your warehouse or factory is bothincluding the mill, external warehouses owned by the
an asset and a liability. In either case, if it just sitsmill or the merchant, the merchant's central or
there, it is worse than worthless - it's of negativeregional warehouses and even at the printer.
value. Whether it's pens in the stationary cupboard orThis stock holding and the subsequent distribution
multi-million dollar machine tools in the docksiderequirement incurs costs for every member of the
warehouse, inventory must be stored and cleared insupply chain and should be reduced wherever
as cost-effective and efficient a way as possible.possible, particularly where there is unnecessary
Inventory optimisation is about managing what is induplication. Quite simply, whichever party can
the warehouse and how those contents flow intodistribute stock in the most cost-effective manner to
and out of the warehouse. It is the area where mostthe required service level should be encouraged to do
ERP software implementations normally get theso. Implementing best practice at this stage requires
highest and fastest return on investment. It ismills, merchants and printers working together to
therefore surprising that many companies that haveestablish the optimum distribution. This will eliminate
implemented ERP have not yet added a dedicatedthe costs of empty warehouses and unnecessary
inventory optimisation module, as it offers a hugejourneys.
potential for companies to maximise the value ofThe pharmaceuticals and healthcare industry is
their IT investment for a relatively small incrementalanother area for inventory optimisation. Distributors
cost. It is a fundamental requirement for almostneed to move and manage large volumes of items
every company to be able to meet customers'with speed and accuracy. This means that the
requested service levels with a minimum amount ofreception, storage and picking of thousands of sales
inventory. This means having just the right productsorder lines has to be streamlined. Radio frequency
in stock in the right amounts and virtually nothing else.identification and barcode support can give real-time
Excess stock is excess capital outlay, which has ainventory control and minimise paperwork.
massive impact on bottom line profitability. However,Pharmaceuticals warehousing must also meet strict
this has to be balanced against the potential damageregulations for narcotics and hazardous goods. In
of inadequate stock leading to lost sales, lostother words, the pharmaceuticals industry needs a
customers and a negative impact on bottom linesystem that supports large volumes of items. Most
profitability. If you could precisely predict exactlyof the purchasing and planning activities need to be
what your customers will buy in the future, inventoryautomated as much as possible to react and deliver
optimisation would be very simple. But, in reality, it ison constantly changing demand.
rather tricky. Deciding on the correct inventory levelFinally, when talking about stock keeping units,
is a major issue, and the answers will vary fromelectrical component distributors are among the
industry to industry, and from organisation tohardest hit. Some of them have more than 100,000
organisation.The danger lies in either overstocking orstock keeping units. It is essential that the
understocking. Overstocking results in a range ofinformation in the item file is correct and easy to
negative impacts:maintain. They need to collaborate with suppliers,
- Organisations become inflexible, and difficult towhich means that they need a system that can
manageeasily import new prices. They also have to be able
- There is an increased amount of funds tied-up into handle extensive and complex agreements in
non-productive goodsorder to purchase items at the right cost and at the
- Consequently, there is an increased number andright time. They need a solution that supports
value of write-offscross-referencing so that they can define alternative
- More goods become obsolete or expiredand replacement products; inventory segmentation
- Storage needs increase exponentially as less stockso that product lines can be defined as high-turnover,
is removed than is brought inlow-margin, high-value, slow-moving, etc; and dynamic
- Overheads increase due to all of the above. On thedemand forecasting, replenishment suggestions,
other side of the coin, understocking also hascross-docking, over-the-counter sales, and seasonal
negative impacts:fluctuations. Warehousing requires real-time control to
- Service levels are low because of inability to meetassure timely deliveries, without overstocking.
demandThe fact is, more and more industries and verticals
- Customers are disappointed, to say the leastare facing the same problem as the electronics
- Organisations are subject to rush charges andindustry, as companies continue to collaborate and
express delivery fees to ensure the availability ofconsolidate. This means that the supply chain runs at
inputsever-faster rates and with greater volumes.
- Business opportunities are lost. To make the pictureInformation requirements and ways to connect
even more complicated, getting accurate forecastsystems and use information become more critical
figures becomes equally problematic as the supplyfor processes, while reporting, analysis and planning
chain becomes more complex. In the days followingare becoming increasingly important for everyone.
the Second World War, demand was larger thanAt the same time as there are complexities in the
production. Companies were focused on makingsupply chain, there are also internal challenges - even
purchasing and manufacturing more efficient, as youdiffering priorities - within the organisation. CEOs want
could always sell what you produced or purchased.to improve customer service, sales want more
Today it's the other way around. Production isproducts to sell, and CFOs want to reduce inventory.
greater than demand and customers have becomeThe best and truly the only way to adequately
more and more demanding. That's why an agilehandle this conflict of interest and complexities of
supply chain is vital, one that can react whensystems is the old slogan: Order the right product, at
customers suddenly demand a new version of anthe right quantity and quality at the right time. The
item, and that can deliver with shorter lead-times.objective of any solid inventory management system
Inventory challenges facing organisations thereforeis to provide the best possible customer service
include:within the restraint of the lowest practical inventory
- Complex global supply chains, with potentialcosts.
outsourcing of manufacturing to low cost countriesOptimising inventory is a constant balancing act. Once
which increases freight costsyou've made your initial decision to undertake an
- Supply chain integration/visibility is limited, especiallyoptimisation program, there are four different steps
if dealing with low cost countries that do not haveyou will need to follow:
advanced IT systems- Analyse the current situation, what items are selling
- Customers driving demand which can be broad andand how is delivery performance, etc
unclear- Classify items into different categories that can be
- Complex products, with broad and detailedhandled with ease and define strategy per product
configuringsegment
- Subsequent stock-keeping requirements, potentially- Calculate as good a forecast as possible, adopting
for a wide range of components required fordifferent policies on different segments
configuration- Control costs by optimising replenishment, adopting
- Shorter product life cyclesdifferent replenishment policies on different item
- Uncertain future market directions and trends. Tosegments; and replenish with the best possible
make it even more complex, different industries havecollaboration with suppliers. Then ... you do it again.
different challenges that need to be addressed,Inventory optimisation is a constant process of
which is why agile solutions that meetfine-tuning inventory and analysing performance: are
business-specific needs are required. For instance, onethere other item segments that can be improved,
example of a vertical industry dealing with inventoryhow effectively can they be improved and at what
issues is paper merchants and distributors. Here,cost? It's simple, when you know how.
customers handle very large and heavy goods.It is just important that you follow a formal structure
Because of weight and volume it is essential to havethat gives you accurate and timely information, and
direct delivery from the supplier to the customer.that allows you to make tactical and strategic
Delivery needs to be just-in-time, as a printingdecisions about your inventory flow. The next step in
business cannot store a lot of paper. Paper stocksthis process is to determine how you stand at the
could be held at any one of a number of locations,moment - analysing your performance.