In manufacturing, operational efficiency isn’t just a buzzword – it’s a necessity.
Overall Equipment Effectiveness, or OEE, emerges as a critical metric at the heart of Manufacturing Productivity and profitability. Understanding oee in manufacturing enables organisations to improve performance, reduce waste, and increase output without unnecessary capital investment.
OEE provides a comprehensive measure of how well equipment in a production environment is being utilised, broken down into three critical components of OEE: Availability, Performance, and Quality.
Traditionally, OEE was calculated manually by collecting data from across a site, entering it into spreadsheets, and then making decisions based on events that had already happened.
With OEE software like POET, organisations can now view real time OEE data, enabling instant decision-making rather than operating with hindsight.
Optimising OEE enhances manufacturing productivity and significantly boosts profitability.
Learn how POET Systems can improve your OEE.
Understanding OEE
What is OEE?
At its core, OEE answers a simple but vital question: What does OEE mean in practical manufacturing terms?
OEE, or Overall Equipment Effectiveness, is calculated by multiplying three critical factors: Availability, Performance, and Quality. Together, these components of OEE provide a clear, measurable view of how effectively production assets are being used.
• Availability focuses on measuring the actual operating time against the planned production time, highlighting moments of unexpected downtime or delays. This could include equipment failures, material shortages, or unplanned maintenance, providing insight into the reliability and readiness of production assets.
• Performance evaluates whether the manufacturing process is running at optimal speeds, taking into account the ideal cycle time versus the actual cycle time. Factors contributing to performance losses could include minor stops, idling, and reduced speed, which may not halt production entirely but do lower the effective output rate.
• Quality assesses the proportion of good parts or products against the total produced, immediately pointing out the rate of products that meet quality standards versus those that require rework or are scrapped altogether.
Do you want to learn more about the fundamentals of OEE? Click here to discover more about what does OEE mean and why manufacturers use an OEE monitoring system.
Why is OEE Important?
Measuring Overall Equipment Effectiveness is essential because it directly impacts profitability. The higher the OEE score, the more efficiently production resources are being used and the greater the return on investment.
By using real time OEE data, manufacturers can identify inefficiencies as they occur and take corrective action immediately. This real-time visibility supports faster, data-driven decisions and continuous improvement.
OEE software also helps break down operational silos. Real-time data removes the “blame game”, replacing assumptions with facts and enabling teams to collaborate more effectively.
Instead of reviewing problems after a shift has ended, teams can act during production, protecting output and reducing waste.
This holistic approach ensures machinery, labour, and materials are optimally utilised – reducing costs, improving throughput, and supporting sustainable manufacturing practices.
Impact of OEE on Manufacturing Productivity
Enhancing Equipment Availability
Equipment downtime is one of the biggest threats to Manufacturing Productivity. Production equipment is a valuable asset – when it’s not running, it’s not generating revenue!
By focusing on ‘Availability’, manufacturers can identify and mitigate frequent downtimes, whether caused by maintenance issues, setup, or adjustments, thereby significantly improving uptime and productivity.
Equipment that frequently suffers failure is easy to identify with OEE software, encouraging you to make an investment into preventative maintenance that you can justify using real life data.
Optimising Performance Efficiency
Performance entails measuring the speed at which products are manufactured against the ideal cycle time. Eliminating bottlenecks, optimising workflows, and ensuring equipment operates at peak capacity can significantly enhance overall manufacturing performance.
Monitoring performance also frequently overlaps with quality (below). If a production line is running slower than it should, it could be that people have slowed it down due to struggles with quality control at the ‘desired’ speed.
By investigating performance, you may find it is really telling you about a quality problem.
Maintaining Product Quality
A high OEE score is synonymous with producing quality products efficiently and consistently. By focusing on ‘Quality’, manufacturers reduce the rate of defective products, improving the quality of output that meets customer satisfaction and reduces waste.
Quality can often be a major factor in performance, as discussed previously. If you quality is too low, teams often have to run production lines for longer periods consuming or reworking materials.
The cost isn’t just in the materials wasted and reworked, the cost is also in the other jobs waiting to be loaded onto the line. Lower quality means higher cost.
OEE’s Role in Boosting Profitability
Reducing Operational Costs
Improving OEE scores directly impacts operational costs by reducing waste, minimising rework, and optimising maintenance schedules. These efforts culminate in a leaner, more efficient manufacturing process that maximises profitability.
The most obvious cost savings are in material usage, but there is also the labour saved by producing more in less time, and fewer distractions for supervisors and managers.
Maximising Output and Revenue
An optimised OEE score means manufacturing operations are running more efficiently, allowing for higher output without additional capital expenditure.
That decision to purchase another production line may not be needed now that you’ve improved your efficiency.
Implementing OEE Improvements
Start with Data Collection
Improving OEE starts with accurate, reliable data.
With real time OEE software, data is captured instantly, allowing teams to act immediately. Without real-time visibility, issues are discovered too late – once losses have already occurred.
Real-time action allows manufacturers to influence outcomes rather than react to them.
Continuous Improvement and Lean Manufacturing
Monitoring and improving OEE supports lean manufacturing principles and creates a sustainable cycle of continuous improvement.
With accessible, real-time data, teams can embed improvement into daily operations rather than relying on retrospective reporting.
POET’s OEE Case Study
Burtons Biscuit Co, a renowned UK manufacturer since 1935, famous for its ‘Jammie Dodgers’ and ‘Wagon Wheels’, enhanced its production efficiency OEE (overall equipment effectiveness) measure by 10% in just 12 weeks by implementing POET software to track its OEE and drive change, utilising its collaboration features.
Challenges: Burtons struggled with monitoring real-time performance on their production lines, impacting their productivity and ability to meet hourly output targets due to the lack of immediate data for Short Interval Control (SIC) meetings.
Goal: The primary objective was to introduce a platform capable of delivering hourly performance data for production lines, facilitating the use of this information in frequent SIC meetings to boost productivity and consistently achieve hourly targets. The system also needed to manage meeting actions and display real-time OEE data lineside for operatives.
Solution: POET Systems implemented a bespoke OEE software solution that provided:
• Hourly output monitoring per line.
• Analysis of waste, availability, and performance.
• Colour-coded KPI displays (red/green) to indicate hourly progress to teams.
• Capability to host regular meetings, assign tasks, and track progress in nearly real-time.
If you’re interested in exploring our detailed case study further, please click here.
Optimise Your OEE With POET Systems
OEE is more than a metric – it’s a comprehensive measure of manufacturing productivity and profitability.
By understanding OEE in manufacturing, improving the components of OEE, and acting on real time OEE data, manufacturers can unlock significant performance gains.
Are you ready to take control of your manufacturing operations?
Get in touch with POET Systems today, and let us help your business.
