Total Effective Equipment Performance (TEEP) is a manufacturing productivity metric that measures equipment effectiveness against all calendar time, multiplying utilization by the three OEE factors: TEEP = Utilization × OEE = Utilization × Availability × Performance × Quality. Optimizing this key metric can drive major gains. This article explains what TEEP measures, why it matters, how to calculate it, and how to use it strategically.

TEEP integrates four fundamental elements:

  1. Utilization: This is the element that distinguishes TEEP from OEE. Utilization is the planned production time divided by all calendar time (24 hours a day, every day in the period) so unscheduled shifts, holidays, and planned maintenance windows all count against it. It is what makes TEEP a measure of the plant’s full theoretical capacity rather than only of the time it chose to schedule.
  2. Equipment Availability: This component accounts for the downtime that falls within the planned production time: unplanned breakdowns, changeovers, and setup times. By considering the total available time, TEEP provides an accurate reflection of equipment readiness for production activities.
  3. Performance Rate: TEEP evaluates the efficiency of equipment during operational periods. It measures the rate at which machinery operates relative to its maximum potential speed. Factors such as equipment idling, minor stoppages, and speed losses contribute to performance rate assessments.
  4. Quality Rate: The quality dimension of TEEP addresses the effectiveness of production processes in delivering defect-free products. It quantifies losses incurred due to defects, rework, and scrap, providing insights into the overall quality performance of manufacturing operations.

Why TEEP Matters

TEEP holds significant importance for manufacturing organizations seeking to enhance operational efficiency and drive continuous improvement. Here’s why it matters:

  1. Comprehensive View of Asset Utilization: Unlike conventional metrics that focus solely on equipment uptime or efficiency, TEEP offers a comprehensive perspective by considering all aspects of equipment performance. It provides management with a holistic understanding of how effectively assets are utilized in achieving production targets.
  2. Identification of Improvement Opportunities: By dissecting TEEP into its constituent elements, organizations can pinpoint specific areas for improvement. Whether it’s addressing frequent downtime events, optimizing equipment speeds, or enhancing product quality, TEEP analysis illuminates opportunities for enhancing overall equipment effectiveness (OEE).
  3. Support for Operational Excellence Initiatives: TEEP serves as a foundational tool for driving operational excellence initiatives within manufacturing environments. By aligning TEEP improvement efforts with strategic objectives, organizations can streamline processes, reduce waste, and enhance competitiveness in the market.

How to Calculate TEEP

Calculating TEEP involves a structured approach to quantify the overall effectiveness of manufacturing equipment. Here’s a step-by-step guide:

  1. Measure All Calendar Time: Begin by defining all calendar time for the relevant period: 24 hours multiplied by every day in it, including unscheduled shifts, holidays, and planned maintenance windows. This, and not the planned production time, is the time base TEEP is measured against, that is the whole point of the metric.
  2. Subtract Each Category of Lost Time Once: Deduct the schedule loss (the calendar time not scheduled for production, including planned maintenance windows) to arrive at the planned production time. Then deduct the availability loss inside that time: unplanned breakdowns, changeovers, and setup times. Counting each category once keeps any period of lost time from being subtracted twice.
  3. Factor in Performance and Quality Losses: Account for any reductions in equipment speeds or efficiency during operational periods, as well as losses incurred due to quality-related issues such as defects, rework, or scrap. These factors contribute to the overall effectiveness of equipment utilization.
  4. Express the Result as a Percentage: Finally, multiply the good units produced during the period by the ideal cycle time and divide by all calendar time: TEEP = (Good Units × Ideal Cycle Time) / All Calendar Time. Dividing output by time would give a production rate; dividing the time those good units should ideally have taken by the calendar time available gives the TEEP percentage.

Best Practices for Using TEEP Strategically

To leverage TEEP effectively as a driver of manufacturing excellence, organizations can adopt the following best practices:

  1. Set TEEP Targets Aligned with Business Objectives: Establish clear performance targets for TEEP that align with broader business objectives such as cost reduction, capacity optimization, or quality improvement. These targets serve as benchmarks for evaluating performance and guiding improvement efforts.
  2. Connect TEEP Data to Root Causes and Improvement Projects: Utilize TEEP data to identify root causes of inefficiencies and prioritize improvement projects accordingly. Whether addressing equipment reliability issues, process bottlenecks, or quality concerns, TEEP insights can inform targeted interventions to enhance overall performance.
  3. Engage Leadership and Operations Teams in Meeting Goals: Foster cross-functional collaboration between leadership, operations, maintenance, and quality teams to drive TEEP improvement initiatives. By involving key stakeholders at all levels of the organization, companies can cultivate a culture of continuous improvement and shared accountability for performance outcomes.
  4. Track TEEP Regularly to Maintain Focus on Equipment Productivity: Implement robust monitoring and reporting mechanisms to track TEEP performance over time. Regular reviews of TEEP metrics enable proactive identification of trends, early warning signs, and opportunities for course correction, ensuring sustained focus on equipment productivity optimization.

Conclusion

In conclusion, Total Effective Equipment Performance (TEEP) is a powerful metric for evaluating manufacturing productivity and driving operational excellence. By measuring against all calendar time and integrating utilization with the dimensions of availability, performance, and quality, TEEP provides management with a comprehensive tool for identifying and eliminating waste from manufacturing processes. When utilized strategically, TEEP enables organizations to achieve higher asset utilization, lower costs, and increased competitiveness in today’s dynamic marketplace.

In Sensemore LAKE the running time behind this figure is not entered by anyone: it is read from the shaft speed that arrives with every measurement.

Frequently asked questions

What is Total Effective Equipment Performance (TEEP)?

TEEP is a manufacturing productivity metric that measures equipment effectiveness against all calendar time. It multiplies utilization by the three OEE factors: TEEP = Utilization × OEE = Utilization × Availability × Performance × Quality, where utilization is the planned production time divided by all calendar time.

What are the four elements of TEEP?

Utilization is the planned production time divided by all calendar time, and it is the factor that distinguishes TEEP from OEE. Equipment availability accounts for the downtime within the planned production time, such as unplanned breakdowns, changeovers and setup times. Performance rate measures how fast machinery runs relative to its maximum potential speed. Quality rate quantifies losses from defects, rework and scrap.

How is TEEP calculated?

Start from all calendar time for the period, 24 hours for every day in it, including unscheduled shifts, holidays and planned maintenance windows. Subtract each category of lost time once: schedule loss, then availability loss, then performance and quality losses. TEEP is the good units produced multiplied by the ideal cycle time, divided by all calendar time.

Why does TEEP matter for manufacturers?

Unlike metrics that look only at uptime or efficiency, TEEP gives a holistic view of how effectively assets are used against production targets. Breaking it into its elements pinpoints where to improve, and it serves as a foundational tool for operational excellence initiatives.

How should TEEP be used strategically?

Set TEEP targets aligned with business objectives such as cost reduction or capacity optimization, connect TEEP data to root causes and improvement projects, engage leadership, operations, maintenance and quality teams in meeting the goals, and track TEEP regularly to spot trends and early warning signs.