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What Is S&OP — and Why Do Most Australian Businesses Get It Wrong?
Ask most supply chain or operations leaders in Australia whether their organisation has a Sales and Operations Planning process, and the answer is almost always yes. Ask whether it's actually working — whether it genuinely aligns demand and supply, drives better decisions, and connects operational planning to financial outcomes — and the answer becomes considerably less confident.
S&OP is one of the most widely adopted planning frameworks in Australian business. It is also one of the most consistently underdelivered. Organisations invest in the process, the meetings, sometimes the technology — and then find themselves asking why nothing much has changed. Forecasts are still wrong. Inventory is still too high in the wrong places and too low in the right ones. The executive team still makes decisions in isolation. The monthly cycle still feels like a reporting exercise rather than a planning one.
This article explains what S&OP actually is, what it's supposed to do, why most implementations fall short, and what a high-functioning process looks like in practice. If you're running an S&OP process that isn't delivering, or you're about to implement one, this is the honest guide you need.
What S&OP Actually Is — and What It Isn't
Sales and Operations Planning is a cross-functional business management process that aligns demand and supply across an organisation — and connects that alignment to the financial plan. Done well, it gives leadership a single, integrated view of the business across a rolling planning horizon, and a structured forum for making decisions that balance customer service, inventory, capacity, and cost.
The process typically runs on a monthly cycle, with a planning horizon of 12–18 months, and involves a defined sequence of steps: demand review, supply review, financial reconciliation, and an executive decision-making meeting. Each step builds on the last. The demand review produces an updated, consensus forecast. The supply review tests that forecast against capacity, supply lead times, and inventory positions. The financial reconciliation identifies the gap between the operational plan and the financial plan. The executive meeting is where the key decisions get made — trade-offs between service and cost, investment calls, risk responses.
Integrated Business Planning (IBP) is the more mature evolution of S&OP. It extends the process to a longer planning horizon (typically 24–36 months), integrates strategic planning and financial planning more explicitly, and involves a broader set of executive stakeholders. For the purposes of this article, S&OP and IBP refer to the same fundamental process — the distinction is largely one of maturity and scope.
What S&OP is not is a reporting meeting. It's not a forum for reviewing last month's performance. It's not something the supply chain team does while sales and finance observe. And it's not a technology solution — software supports S&OP, but no system can substitute for the process discipline and organisational commitment that makes it work.
Why S&OP Matters More Than Ever for Australian Businesses
The case for S&OP has never been stronger — or more urgent — for Australian businesses. The operating environment of the last several years has been one of sustained disruption: pandemic-related supply shocks, cost inflation across logistics and raw materials, geopolitical volatility affecting sourcing and trade, and customer expectations that haven't softened despite all of it.
In this environment, the cost of poor planning is significant. Excess inventory ties up working capital and generates write-off risk. Stockouts cost sales, damage customer relationships, and in some sectors — health, defence, food service — have consequences that go beyond the commercial. Unplanned production changes are expensive. Emergency freight is expensive. Poor forecast accuracy makes supplier relationships harder to manage and more costly to maintain.
McKinsey research comparing mature IBP practitioners with organisations that lack well-functioning planning processes consistently shows meaningful advantages for the former across forecast accuracy, inventory efficiency, service levels, and cost performance. The gap between organisations that plan well and those that don't is widening — particularly as supply chains become more complex and planning horizons more uncertain.
For Australian businesses specifically, the planning challenge has particular characteristics. Long import lead times — especially for businesses sourcing from Asia — mean that decisions made today have consequences three to six months out. Seasonal demand patterns, geographic spread across a large continent, and concentrated retail customer bases that exert significant forecasting pressure all add complexity. A well-functioning S&OP process isn't a luxury in this environment. It's an operational necessity.
The Six Reasons Australian S&OP Processes Fail
Understanding why S&OP fails is more useful than describing why it should succeed. The failure modes are remarkably consistent across industries and organisation sizes.
1. It Becomes a Reporting Meeting, Not a Decision-Making Meeting
The most common failure of all. The monthly S&OP cycle gets established, the meetings happen, the slides get presented — and nothing actually gets decided. The demand review is a retrospective on last month's actuals. The supply review is a status update on known issues. The executive meeting is a forum for information sharing, not trade-off resolution.
When S&OP becomes a reporting cycle, it consumes significant organisational time and produces minimal value. People stop attending seriously. The process drifts toward irrelevance, or it survives only as an administrative obligation that everyone quietly resents.
Real S&OP meetings produce decisions. They answer questions like: given this demand outlook, do we build inventory now or accept a service risk later? Do we invest in additional capacity or manage the constraint through customer allocation? Do we accept this margin outcome or reprice? If your S&OP meetings aren't generating decisions of this type, they're not working.
2. Sales Doesn't Engage
This is the second most consistent failure mode — and one of the most damaging. S&OP is a cross-functional process. It only works if the demand side of the organisation brings its genuine best view of the future to the table. When sales teams treat the demand review as someone else's problem — sending a planner to represent them, submitting last month's forecast unchanged, or simply not showing up — the process is operating on half the information it needs.
Sales disengagement usually happens for one of two reasons. Either the process hasn't been designed in a way that creates value for sales — it feels like a burden, not a tool — or there's no accountability for forecast quality, so there's no incentive to invest in it. Fixing this requires both: a process that sales leaders find genuinely useful, and clear ownership and accountability for the demand input.
3. The Numbers Don't Reconcile to the Financial Plan
Many S&OP processes operate in a parallel universe to the financial plan. The operations team runs an unconstrained demand plan. The finance team runs a budget. The two are never explicitly reconciled, and no one is accountable for closing the gap.
The result is that S&OP produces a plan that the organisation operationally follows but that has no connection to what the business committed to financially. When the gap between the operational plan and the financial plan is large — and it often is — leadership loses confidence in both. S&OP becomes a supply chain exercise rather than a business management tool.
Effective S&OP explicitly bridges the operational and financial plans. The financial reconciliation step isn't optional — it's where the process connects to the P&L, the balance sheet, and the cash flow forecast. When that connection is made, S&OP becomes something the CFO and CEO genuinely care about — not just the supply chain team.
4. The Planning Horizon Is Too Short
Most Australian S&OP processes operate with an effective planning horizon of one to three months — regardless of what the nominal horizon is supposed to be. Decisions are being made to solve this month's problem. The 12-month horizon exists on the slide template but isn't meaningfully used.
The problem is that many supply chain decisions — production scheduling, procurement of long lead time materials, capacity investment, promotional planning — require a meaningful forward view to be made well. If you're only planning three months ahead, you're always reacting. You're booking emergency freight, making unplanned production changes, and managing inventory crises that were predictable four months ago.
Extending the effective planning horizon requires better forecast quality at longer horizons, which requires better process discipline around how the forecast is built and reviewed — not just better statistical models.
5. It's Run by Supply Chain, Not the Business
S&OP is often implemented and owned by the supply chain or planning function, and never successfully transitions to being a genuine business management process. The meetings are facilitated by the planning team, attended primarily by operations and supply chain, and escalated to the executive only when there's a crisis.
When this happens, S&OP produces a very good supply plan. What it doesn't produce is business alignment. The strategic context from the executive team doesn't flow down into the operational plan. The operational constraints and trade-offs don't flow up into executive decision-making. The two worlds remain disconnected.
High-functioning S&OP is sponsored and actively participated in by the CEO or COO. The executive meeting is the most important meeting in the S&OP cycle — not an afterthought appended to the operational reviews.
6. The Data Can't Be Trusted
It's almost impossible to run a useful S&OP process on bad data. If the demand plan is built in a spreadsheet that takes two days to compile and is out of date by the time it's presented, decision-makers can't trust it. If inventory positions aren't accurate, supply planning is guesswork. If the financial reconciliation requires a week of manual effort, it happens too late to influence the decisions it should be informing.
Data quality and process infrastructure are genuine prerequisites for S&OP maturity. Not necessarily sophisticated technology — many organisations run effective S&OP on relatively simple tools — but data that is accurate, timely, and accessible to the people who need it.
What a High-Functioning S&OP Process Looks Like
The good news is that the solution to these failure modes is well understood. Organisations that run effective S&OP share several characteristics.
A clearly defined purpose. Everyone involved understands what the process is for — making decisions that align demand and supply and connect operational planning to financial outcomes — and what it isn't for. The meeting design reflects this purpose.
Active cross-functional ownership. Sales, marketing, operations, supply chain, and finance all have defined roles and genuine ownership. There is no passenger seat in a well-run S&OP process.
A rolling financial bridge. Every cycle, the operational plan is explicitly reconciled to the financial plan. Gaps are identified, quantified, and escalated for decision. This is what makes S&OP a business management tool rather than a supply chain exercise.
Decisions, not presentations. The meeting design is built around the decisions that need to be made, not the information that needs to be shared. Information is shared in advance, in writing. The meeting is for discussion and decision.
A meaningful forward horizon. The process genuinely operates across a 12–18 month horizon. Near-term execution decisions are kept separate from medium-term planning decisions. Both get the attention they need — without the urgent overwhelming the important.
Continuous improvement. High-functioning S&OP processes measure their own performance — forecast accuracy, schedule adherence, inventory against plan, financial versus operational plan variance — and use those metrics to improve. They don't just run the cycle. They get better at it.
S&OP Maturity: Where Does Your Organisation Sit?
S&OP maturity develops in stages. Most Australian organisations are sitting somewhere in the middle — they have a process, it runs regularly, but it isn't delivering the full value it could.
A useful way to assess maturity is to ask a few direct questions:
- Does your S&OP process produce a consensus demand forecast that sales genuinely owns and defends?
- Is there an explicit financial reconciliation every cycle?
- Does your CEO or COO actively participate in the executive meeting?
- Can you make a meaningful planning decision using the 12-month horizon, or do you only really trust the next 30–60 days?
- Do the decisions made in S&OP meetings get tracked and executed?
If the honest answer to most of these is no, there's a meaningful maturity gap — and a meaningful value opportunity.
How Trace Consultants Can Help
At Trace Consultants, we help Australian businesses design, implement, and improve S&OP and IBP processes that actually work — not just on paper, but in the room, every month, producing decisions that improve business performance.
S&OP diagnostic and maturity assessment. We assess your current process against best practice across process design, cross-functional engagement, financial integration, data infrastructure, and meeting effectiveness. We identify the specific gaps that are limiting your S&OP value and prioritise them by impact.
Process design and redesign. We design S&OP processes from the ground up for organisations implementing for the first time, and redesign existing processes that have drifted into reporting cycles. We work with your leadership team to define purpose, roles, accountabilities, meeting design, and the financial bridge — before we run a single meeting.
Planning & Operations implementation support. We embed with your team through the first several cycles of a new or redesigned process — facilitating meetings, coaching participants, troubleshooting issues in real time, and building the organisational muscle that makes S&OP sustainable.
Demand planning capability. Weak S&OP almost always starts with weak demand planning. We help organisations build statistical forecasting foundations, consensus demand review processes, and sales accountability frameworks that produce a demand plan worth planning against.
Technology enablement. We help organisations assess whether their current planning tools are fit for purpose, and support the selection and implementation of planning technology where it's needed — including Advanced Planning Systems (APS) that unlock the data quality and scenario planning capability S&OP needs to reach full maturity.
We work across retail and FMCG, manufacturing, health and aged care, government, and hospitality. The S&OP challenges are consistent across sectors. The context and constraints differ, and that's where experience matters.
Explore our Planning & Operations services →
Getting Started: The Honest First Step
The starting point for any S&OP improvement program is an honest assessment of where you are. Not where you aspire to be, and not where the process documentation says you should be — where you actually are.
That means sitting in the meetings as they currently run, reviewing the outputs they produce, talking to the participants about what they find useful and what they don't, and testing the data quality that underpins the process. Most of the time, that diagnostic produces a clear picture within a few weeks — and a prioritised list of changes that would move the needle quickly.
The organisations that improve S&OP fastest are those that start with process before technology, secure genuine executive sponsorship before running the first meeting, and are willing to be honest that the current process isn't delivering — rather than defending it because it's been in place for years.
If your S&OP process is running but not working, the gap between what you have and what you could have is probably smaller than you think — and the return on closing it is larger.
The Bottom Line
S&OP done well is one of the highest-leverage management investments an Australian business can make. It improves forecast accuracy, reduces inventory cost, lifts service levels, and connects operational planning to financial outcomes in a way that makes the whole business run better.
Most organisations have the process in name. The opportunity is in building it in practice — with the right design, the right cross-functional commitment, and the right leadership to make it a genuine business management tool rather than a monthly supply chain meeting.
Explore our Planning & Operations services →
Ready to turn insight into action?
We help organisations transform ideas into measurable results with strategies that work in the real world. Let’s talk about how we can solve your most complex supply chain challenges.






