Moving your monthly meetings from burden to useful
The Promise of S&OP: When It Works
A well-executed S&OP can act as a comprehensive business management framework, aligning the demand plan, signing off on an accurate financial forecast, and reducing inventory. It shifts the focus from reactive "fire-fighting" to proactive, strategic foresight.
Revenue Improvement [1]
A strong S&OP process can lead to a measurable increase in revenue and gross margins.
Inventory Reduction [1]
S&OP can significantly reduce excess inventory, freeing up cash flow and lowering costs.
On-Time Delivery [2]
A high-performing S&OP process can lead to a measurable increase in on-time delivery rates.
The Pitfalls: Why Meetings Become a Waste of Time
Many organizations fail to realize S&OP's potential. Meetings become unproductive due to a mix of foundational, process, and people-related issues that create a cycle of inefficiency.
Reliance on Spreadsheets

Source: AbcSupplyChain.com Survey[3]
Top Reasons for S&OP Failure
- Lack of Leadership: The most cited reason for failure is the absence of strong, interactive support from senior leadership. They need to get it and sign off on it.
- Unreliable Forecasts & Poor Data: When data is flawed, meetings are consumed by debate and reconciliation. Trust is lost and takes months to get back.
- Lack of Collaboration: Departments don't show up or share their whole plans, preventing a unified plan or accurate forecast.
- No Clear Process or Decision Making: Meetings become a "show and tell" with no concrete outcomes, disengaging participants.
- Resistance to Change: Employees resist new processes and lack the training to understand the S&OP's objectives. Mostly because it takes a bit more up-front work, but has a big time savings when done properly.
Failure is rarely due to a single cause; it's a combination of all of these that makes your S&OP a time waster.
The Negative Feedback Loop of Ineffective S&OP
Ineffective meetings don't just waste time; they create a detrimental cycle where poor inputs and outputs reinforce each other, leading to widespread disengagement, perpetuating failure, and loss of trust.
Poor Data & No Decisions
Meetings start with unreliable forecasts and end without concrete actions.
Participant Disengagement
Team members see the process as a "show and tell" and lose trust.
Lack of Commitment
This leads to poor quality inputs for the next cycle and resistance to change or improvement.
Cycle Reinforces
The process fails to improve, cementing its reputation as a waste of time. People stop attending.
Reclaiming Value: A 3-Pillar Approach to Productive S&OP
Transforming S&OP requires a holistic approach. Instead of just changing the meeting schedule, focus on strengthening in three places: Fundamentals, Process, People. Do not implement any inflexible technology improvements until these three are fully functional.
🏛️ Strengthen Fundamentals
- Secure Executive Sponsorship: Ensure C-suite leaders understand need, actively participate, and drive team accountability.
- Invest in Data Integrity: Move beyond multiple spreadsheets to establish a single, reliable source of truth.
- Measure and Improve: Track KPIs like forecast accuracy and inventory turns to drive continuous improvement.
⚙️ Optimize Process
- Appoint a Process Owner: Designate a champion with cross-functional authority, then train them to be the expert.
- Focus on Decisions: Structure agendas around making concrete choices, not just reviewing data when nobody did the pre-read.
- Simplify Everything: Design a straightforward process that is easy for all stakeholders to understand and train them in the first 5 minutes of the meeting.
🤝 Empower People
- Foster Collaboration: Appoint dedicated functional "S&OP leads" to be accountable for their department inputs and meet off-cycle as needed.
- Provide Ongoing Education: Ensure S&OP process and its objectives are taught across the organization, especially in on-boarding.
- Clarify decision makers: Appoint and present the department decision makers in every meeting. Then trust them to make the right decision.
Data Sources:
- [1] Sembly AI. "Sales and Operations Planning (S&OP): Essential Guide." Citing industry research by Forbes, Bain & Company, and Aberdeen Group for revenue and inventory figures.
- [2] Gartner / Blue Yonder. "Learnings and Insights From the 2023 Gartner® Supply Chain Symposium." Citing that improving S&OP can lead to a 10-40% increase in on-time delivery rates.
- [3] AbcSupplyChain.com. "Why 81% Of Companies Still Run Their S&OP Process In Excel." Survey.
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