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Discover the Key Performance Indicators for the Service Sector

July 8, 2025 Useall

Discover the Key Performance Indicators for the Service Sector

Performance indicators are essential allies for management in a service company, especially for measuring service quality. Learn which ones to measure with your team!

Performance indicators are metrics used to monitor, analyze, and improve a company's processes. They work like compasses that guide managers and teams in decision-making, clearly showing what is working well, what needs to be adjusted, and what results are being achieved.

In the service sector, where customer experience and operational efficiency are fundamental, using these indicators ensures more strategic, results-oriented management. Without well-grounded direction, management risks being driven only by perceptions or assumptions, which compromises the growth and sustainability of the business.

In this article, we present the main performance indicators applied to the service area, explain why they are so relevant, and show how to measure them effectively.

Why are performance indicators important in the service area?

In an increasingly competitive market that demands quick responses, effective solutions, and a flawless experience, service companies face the constant challenge of maintaining high levels of quality and efficiency. That is where performance indicators come in as tools that enable more strategic, data-driven management.

Unlike sectors that deal directly with tangible products, the service sector is based on experiences, relationships, and intangible — often personalized — deliverables. This makes it even more important to measure performance based on objective criteria, such as:

  • Assessing the quality of the services provided;
  • Identifying operational bottlenecks;
  • Increasing team productivity;
  • Making data-driven decisions;
  • Improving the customer experience;
  • Optimizing costs.

What are the main performance indicators for the service area?

The main performance indicators for the service area are those that make it possible to track service quality, operational efficiency, and customer satisfaction. Let's explain the most relevant ones!

Customer satisfaction

Customer satisfaction is one of the most important performance indicators for businesses focused on customer service and service delivery. Satisfied customers are more likely to return, recommend you, and build a lasting relationship with the brand.

How to measure it

The most common way is through satisfaction surveys conducted after a service or interaction is completed. A scoring scale is used (for example, 1 to 5 or 1 to 10) to measure how satisfied the customer was with the service, the solution offered, the waiting time, and other criteria.

Tools such as Google Forms, SurveyMonkey, or solutions integrated with service management systems can help collect and analyze this data.

Net Promoter Score (NPS)

The NPS (Net Promoter Score) is one of the most popular performance indicators for measuring customer loyalty. It goes beyond immediate satisfaction, assessing how likely the customer is to recommend your company to friends or colleagues.

How to measure it

The key NPS question is: "On a scale of 0 to 10, how likely are you to recommend our company to a friend or colleague?"

  • Scores from 0 to 6: detractors
  • Scores from 7 to 8: passives
  • Scores from 9 to 10: promoters

The formula for calculating NPS is:

NPS = % of Promoters - % of Detractors

The result ranges from -100 to 100. The higher the number, the better your customers' perception of the company's value.

Cost per service

Cost per service is an essential indicator for assessing the financial efficiency of the operation. It represents how much it costs, on average, to perform a service, considering direct and indirect expenses.

How to measure it

To calculate this indicator, use the following formula:

Cost per service = (Total operating cost in the period) / (Number of services performed)

Costs should include expenses such as:

  • Labor costs;
  • Transportation and travel;
  • Materials and supplies;
  • Operating expenses, such as software and equipment usage.

By monitoring this indicator, you can identify opportunities to reduce costs and adjust processes that generate more expense than return.

Average Handle Time and Average Wait Time

In the service sector, time is quality. Average Handle Time (AHT) and Average Wait Time are critical performance indicators for measuring team agility and the customer experience, and for ensuring proper compliance.

How to measure them

Each of these performance indicators has its own specific formula:

- AHT = Sum of all handling times / Total number of interactions

- Average wait time = Total accumulated wait time / Number of customers served

The data can be extracted from ticket management systems, help desks, or CRM tools. Tracking AHT helps you understand the productivity of field or support professionals and the need for reinforcement or automation at certain points in the operation.

Average ticket

The average ticket shows how much, on average, each customer spends or generates in revenue per interaction or service provided. It is one of the main commercial performance indicators in service companies.

How to measure it

The formula for this indicator is:

Average ticket = Total revenue in a period / Number of services or interactions performed

The result helps you understand consumer behavior, identify services with higher added value, and think about upselling or cross-selling strategies to increase revenue per customer.

How to apply performance indicators efficiently?

After understanding the main performance indicators for the service area, the next step to optimize management is to integrate metric measurement into the team's routine and the company's processes. To do this, there are some recommended best practices.

Set clear goals

Establish objectives for each indicator, in line with the standards of excellence in your market, the company's strategic objectives, and the operational reality of the team.

For example, if the ideal average handle time (AHT) in the industry is 15 minutes, that can be a realistic goal to pursue. The same goes for an NPS above 70 or a satisfaction rate above 90%.

Share the results with the team

Sharing the results with the whole team strengthens the performance culture, increases the sense of belonging, and generates collective engagement with the objectives. Employees should know how their work impacts the indicators and have access to performance data to stay more motivated.

Hold regular meetings, put up visible dashboards in the workspace, share weekly reports, or even use gamification to motivate the team to reach its goals.

Act on the data

The ultimate purpose of indicators is not just to show what is happening, but to enable strategic actions for management, customer service, and efficient negotiations. The data should be used to correct course and performance deviations, identify operational or service bottlenecks, and make more assertive decisions about the team, processes, and investments.

They are also useful for providing targeted training based on the failures observed, as well as creating continuous improvement campaigns based on the goals. The idea is for performance indicators to feed a constant cycle of analysis, action, and improvement, so the operation becomes more agile, efficient, and customer-aligned.

Use technology

Tracking indicators manually is laborious, time-consuming, and error-prone. That is why automating data collection and analysis with specialized systems makes all the difference.

Service management software helps record data in real time, generate automatic reports, and create visual dashboards and performance alerts. Besides speeding up the process, it reduces rework and allows managers to make decisions based on up-to-date, reliable data.

Performance indicators are fundamental to ensuring that the service operation truly meets the expectations of the market and customers. More than numbers, they represent the health of the business and should be used as strategic management tools.

The Useall system is an efficient solution for service companies looking to adopt data-driven management. The software lets you turn data into decisions and, consequently, reduce operating costs, improve team performance, and deliver a superior customer experience.

Get to know the Useall system and optimize field service management with specialized software!

Originally published in Portuguese at useall.com.br.