Customer Service Metrics: 10 Key KPIs You Should Be Tracking

About this guide

In today’s digital age, outstanding customer service plays a crucial role in building and maintaining lasting and rewarding customer relationships. Today’s customers expect not only high-quality products or services, but also place great value on a positive overall experience during their interaction with a company. A satisfied customer base not only creates long-term loyalty, but also has a positive impact on a company’s image, customer loyalty and, ultimately, business success.

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The Importance of Customer Service Key Performance Indicators (KPIs)

The use of customer service metrics, also known as Key Performance Indicators (KPIs), enables companies to identify areas of potential and capitalise on them effectively. The ultimate aim is to use these KPIs to optimise customer service. Rather than speculating about whether customers are satisfied with the service, companies should take the opportunity to verify this through measurement.

This is where the ten most important customer service KPIs come in, which provide information about what customers really want.

What Are Key Figures or KPIs?

Metrics, also known as key performance indicators (KPI), are quantifiable measures or indicators that are used to evaluate and monitor the performance, progress, or success of a company, project, organization, or specific activity.

Why Are Customer Service Metrics Essential in Customer Service?

  • Improving service quality: By tracking KPIs, companies can identify weaknesses in their service processes. For example, when the customer satisfaction is low, this may indicate customer service issues that need to be addressed. When companies Abandonment rate or the First resolution rate monitor, they can identify and optimize inefficient processes. In addition, companies often set goals such as responding to customer inquiries within a specific period of time. The corresponding KPIs show whether these goals are being achieved or not. KPIs thus serve as early warning systems for potential quality problems and enable companies to take targeted measures to improve quality.
  • Focus on customer needs: Customer service KPIs are therefore more than just basic data — the use of customer service KPIs enables a continuous feedback loop between company and customer. With the help of key figures, the individual needs and preferences of customers can be determined, which offers companies the opportunity to customer experience to personalize. They can offer tailor-made solutions and make customers feel that their concerns are being taken seriously.
  • Basis for companies to make decisions: Customer service KPIs also provide clear insights into the performance of Customer Support and thus provide the direction for future strategic steps. By analyzing relevant KPIs, companies gain valuable insights into the customer experience. This information helps to identify weak points and potential for improvement. For example, are important performance indicators such as First reaction, also First Response Time (FRT) or the Processing time below an acceptable level, this signals a need for action. The evaluation of KPIs enables companies to take targeted measures to increase customer satisfaction to seize. This may include training for the customer service team, process optimization, or the introduction of new communication channels. In addition, KPIs provide a way to measure the success of customer service strategies. They enable continuous monitoring of progress and help companies achieve their customer service goals.

The 10 Most Important Customer Service Figures

1. First Response Time

What is it? The first response time is the time between a customer’s enquiry and the first reply from customer service. This applies to various communication channels such as email, live chat, telephone or social media.

What does it tell us? This metric indicates how quickly a company responds to its customers’ enquiries and issues. It measures the length of time a customer has to wait before receiving an initial response.

What is it good for and why is it important?

  • The initial response time is crucial for customer satisfaction, as customers appreciate quick replies and this helps create a positive customer experience
  • It helps to prevent a loss of revenue, as dissatisfied customers will quickly switch to the competition if they have to wait a long time for a response

Different channels and times of day create different expectations among customers, so it is important to adjust the initial response time accordingly and to communicate this where necessary.‍

2. Average Handling Time

What is it? The average handling time in customer support refers to the average time it takes a customer service representative to process a single customer enquiry, from receipt to final resolution.

What does it tell us? This metric measures the time efficiency of the customer service team when handling individual enquiries. It indicates how quickly and efficiently the team addresses customer concerns and resolves them.

What is it good for, and why is it important?

  • Customers are looking for quick solutions, so the time taken from initial contact to the final resolution is just as important as the initial response time.
  • A shorter average handling time indicates an efficient customer service team.
  • Whilst a low average handling time does mean cases are processed quickly, the quality of the solutions must not be overlooked.

How is the average processing time calculated?

The Average Handling Time is calculated by adding the call duration to the waiting time and the post-call processing time, and then dividing the result by the total number of enquiries.

Calculation of average handling time

3. First-Time Fix Rate (FFR)

What is it? The first-time fix rate indicates the proportion of requests or issues that are successfully resolved during the first point of contact with the customer.

What does it tell us? This metric reflects the company’s efficiency and quality, particularly its ability to diagnose and resolve issues at the first point of contact. A high first-contact resolution rate indicates that staff are well-trained and able to identify and resolve customer issues quickly and competently.

What is it good for, and why is it important?

  • It measures a company’s ability to resolve customer issues immediately and satisfactorily, without the need for further visits or rectifications.
  • A high first-time fix rate leads to greater customer satisfaction, as customers spend less time and effort resolving their issue.
  • It contributes to efficiency by saving resources such as time and costs associated with additional communication. The company can utilise its resources more effectively and focus on other tasks, thereby boosting productivity and profitability.

4. Customer Satisfaction (CSAT)

What is it? The Customer Satisfaction Score (CSAT) is a key performance indicator (KPI) used to measure customer satisfaction and is expressed as a percentage.

What does it tell us? The CSAT measures customer satisfaction following interactions with the company and reflects their ratings and opinions.

What is it good for, and why is it important?

  • The CSAT enables companies to quantify and monitor customer satisfaction in order to identify areas for improvement.
  • It serves as an important source of feedback for optimising the customer experience and ensuring that customers are satisfied.
  • Companies can use CSAT to evaluate specific interactions, products or services and implement targeted improvement measures.

How is the Customer Satisfaction (CSAT) calculated?

You calculate the CSAT score by dividing the number of respondents who are satisfied by the total number of respondents. You then multiply the result by 100 to obtain a percentage.

Calculation of the CSAT (Customer Satisfaction Score)

5. Net Promoter Score (NPS)

What is it? The Net Promoter Score (NPS) is a metric that measures the level of customer loyalty to a company by asking questions about their intention to act.

What does it tell us? The NPS focuses on whether customers are willing to actively recommend the company to others. It provides insight into how loyal and satisfied customers are with a company.

What is it good for, and why is it important?

  • The NPS is often more important than internal customer satisfaction scores, as recommendations have a significant positive impact on a company’s success. Satisfied customers are more likely to actively support the company.
  • It is a key performance indicator (KPI) in customer support management, as it is directly linked to customer retention and the company’s growth.

How is the Net Promoter Score (NPS) calculated?

The NPS is calculated on a scale of 0 to 10, with customers divided into promoters (score 9–10), passives (score 7–8) and detractors (score 0–6). The NPS score is calculated by subtracting the percentage of detractors from the percentage of promoters.

Calculation of the Net Promoter Score (NPS)

6. Abandonment Rate

What is it? The abandonment rate is a key performance indicator in customer service, particularly in call centres. It represents the percentage of incoming customer calls that are disconnected before being answered by an agent.

What does it tell us? The abandonment rate indicates how many customers become frustrated due to long waiting times or other factors and hang up before they reach an agent.

What is it good for, and why is it important?

  • The abandonment rate is an indicator of efficiency and customer satisfaction in customer support and can help to optimise service processes.
  • A low abandonment rate is desirable, as it is a sign of an efficient and customer-friendly queue.
  • A high abandonment rate may indicate various problems, such as long waiting times, inadequate staff support or inefficient processes.
  • By reducing the abandonment rate, companies can not only improve customer satisfaction but also make more effective use of resources and cut costs.

How is the abandonment rate calculated?

The call abandonment rate is calculated by first determining how many calls were dropped (incoming calls – answered calls) and then dividing this figure by the total number of incoming calls. Multiply the result by 100.

Calculation of the abandonment rate

Ideally, the abandonment rate should be below 2%, whilst figures above 5% are considered unfavourable, as they may indicate dissatisfied customers and potential service issues.

7. Customer Effort Score (CES)

What is it? The Customer Effort Score (CES) is a key performance indicator (KPI) for customer service that measures the effort customers have to put in to resolve their issues with customer support.

What does it tell us? The CES measures how quickly and easily customers can resolve their issues with the help of customer service.

What is it good for, and why is it important?

  • The CES enables companies to assess their customers’ satisfaction with customer support.
  • Companies can use the CES to identify specifically which aspects of customer service need to be improved.
  • A low CES indicates that customers are having more positive experiences with customer support, which in turn can strengthen customer retention. Satisfied customers are more likely to buy from a company again and recommend it to others.
Customer Effort Score CES Skala

How is the Customer Effort Score (CES) calculated?

To calculate the CES, the total number of points awarded is divided by the number of responses from the customer.

Calculation of the Customer Effort Score (CES)

8. First Call Resolution (FCR)

What is it? The First Call Resolution (FCR) is a key performance indicator in customer service that measures the proportion of customer issues resolved during the very first contact with customer support.

What does it tell us? The FCR provides an indication of how efficiently customer support resolves customer issues. It shows in how many cases no further contact or call-back is required to resolve the customer’s issue.

What is it good for, and why is it important?

  • The FCR affects customer satisfaction. Customers prefer their issues to be resolved quickly and effectively, without having to get in touch repeatedly.
  • Companies can use FCR to assess the quality of their customer service team and improve processes in order to increase the number of issues resolved on the first contact.

How is the First Call Resolution (FCR) calculated?

The FCR is calculated by dividing the number of enquiries resolved on first contact by the total number of incidents, then multiplying by 100 to obtain the percentage.

Calculation of first-call resolution

9. Number of Support Requests

What is it? The number of support requests is a customer support KPI that measures the total number of enquiries and issues raised by customers with the customer service team.

What does it tell us? An increase in support enquiries may be due to a number of factors, including product issues, changes to the user interface or increased customer interest

What is it good for, and why is it important?

  • The number of support requests is important for assessing the workload of the customer service team and planning resources accordingly.
  • It enables companies to recognise changes in customer behaviour and identify potential problems at an early stage.
  • A sudden surge in enquiries following the launch of a new product or feature may indicate difficulties in using it and may require measures such as updating support articles or adding customer service staff.

10. Escalated Enquiries

What is it? Escalated enquiries are customer enquiries in customer support that are forwarded by support staff to supervisors or managers because they are unable to resolve the issue themselves or because the customer specifically asks to speak to a supervisor.

What does it tell us? Escalated enquiries indicate complex or challenging customer issues that require special attention. They may highlight weaknesses in customer service if service staff regularly have to escalate enquiries.

What is it good for, and why is it important?

  • Escalation enquiries enable us to handle complex customer issues appropriately and ensure customer satisfaction.
  • Analysing escalations can help to identify weaknesses in customer support and optimise processes to prevent future escalations.
  • When it comes to chatbots, human intervention is important for ensuring a seamless customer experience and resolving issues that automated systems cannot handle.

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Chatbots in Customer Service – Their Positive Impact on Key Performance Indicators

Chatbots have a significant impact on customer service and, as such, naturally help to optimise customer support metrics and improve the overall customer experience. There are also specific metrics that show how well a chatbot is performing and whether it is achieving its objectives. The following KPIs are particularly important when it comes to chatbots:

Chatbot KPIs

1. Conversion Rate for Chatbots

What is it? The conversion rate for chatbots measures the percentage of customers who, following an interaction with the chatbot, carry out a desired action, such as making a purchase, clicking on a link or requesting information.

What does it tell us? This metric shows how effective the chatbot is at encouraging customers to take the desired actions.

What is it good for, and why is it important?

  • A high conversion rate for chatbots means that it not only answers enquiries but also helps to achieve business objectives.
  • This metric is important for assessing the ROI (return on investment) and the business value of the chatbot.

2. Number of Conversations

What is it? The number of conversations refers to the number of chats the chatbot handles. This metric is comparable to, or is usually a subset of, the number of support enquiries mentioned above.

What does it tell us? This metric shows how active the chatbot is in customer communications and how many users it supports.

What is it good for, and why is it important?

  • A high number of conversations suggests that the chatbot is a valuable resource for customer communication and helps many users.
  • The chatbot’s activity helps the AI to continuously evolve and learn from users, which leads to an improvement in service quality.

3. Handover to a Live Agent (Human Takeover)

What is it? The handover to a live agent, also known as a human takeover, measures the number of times the chatbot transfers a conversation to a human agent.

What does it tell us? This metric shows the types of enquiries where the chatbot is unable to resolve the customer’s issue on its own and human assistance is required.

What is it good for, and why is it important?

  • Handover to a live agent highlights the limits of a chatbot’s capabilities and where human expertise is required.
  • The human takeover rate indicates which topics the chatbot should be expanded to cover in order to answer more questions automatically in future.
  • Companies can use this metric to guide their customer service team and ensure that more complex enquiries are handled appropriately.

4. Customer satisfaction with the chatbot (CSAT score for chat)

What is it? Customer satisfaction with the chatbot, as measured by the CSAT score in the chat, makes it possible to assess how satisfied customers are with their interaction with the chatbot.

What does it tell us? This KPI indicates how satisfied customers are with their experience of the chatbot and whether it was able to help them.

What is it good for, and why is it important?

  • The CSAT score for chat helps companies assess the quality of their chatbot interactions and make improvements.
  • A satisfied customer is more likely to return to the chatbot solution and speak positively about the company.

5. Self-Resolution Rate (Automation Rate)

What is it? The self-resolution rate, also known as the automation rate, measures the percentage of customer enquiries that are successfully resolved by the chatbot without human intervention.

What does it tell us? The automation rate indicates how effectively the chatbot handles customer enquiries independently.

What is it good for, and why is it important?

  • A high self-resolution rate reduces the workload on the customer service team and enables resources to be used more efficiently.
  • An effective chatbot that resolves customer enquiries independently leads to faster processing and higher customer satisfaction.

Conclusion: Customer Service Metrics Are Essential

Customer service metrics are essential for improving the quality and efficiency of your customer support. They provide clear insights into customer satisfaction, the efficiency of your team and the impact on your business. By selecting the right customer service KPIs, continuously monitoring the data and taking targeted action, you can optimise the customer experience, strengthen customer retention and ensure long-term business success.

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