Key performance indicators: what they are and how to use

Published Monday 30 March 2026

Table of contents

• What are key performance indicators?
• Why KPIs matter for your small business
• What makes a good KPI?
• Types of KPIs
• KPI examples for small businesses
• How to choose the right KPIs for your business
• How to implement KPIs in your business
• Understanding what your KPIs tell you
• Track your business KPIs with Xero
• FAQs on key performance indicators

Key takeaways

• Choose six to twelve KPIs that directly align with your specific business goals, as tracking too many metrics can complicate decision-making and reduce focus on what matters most.
• Balance your KPI selection by including both leading indicators that predict future performance and lagging indicators that confirm past results, giving you a complete view of your business health.
• Review operational KPIs weekly or monthly and strategic KPIs quarterly to catch problems early and make data-driven adjustments to your business strategy.
• Investigate the context behind KPI changes before taking action, as seasonal patterns or one-time events can create misleading trends that don't reflect actual business performance.

What are key performance indicators?

Key performance indicators (KPIs) are specific metrics that measure how well your business is performing against its goals. Unlike general business metrics, KPIs focus on the measures that matter most to your success.

Think of KPIs like health indicators. Doctors use body mass index (BMI), blood pressure, and cholesterol levels to assess your wellbeing. Each metric has a specific meaning and helps paint a picture of your overall health.

Business KPIs work the same way. Debt/equity ratio, debtor days, and gross profit percentage each tell you something specific about your business. Together, they give you a clearer view of performance.

KPI definition

A KPI is a measurable value that shows how effectively you're achieving key business objectives. KPIs turn raw data into actionable insights you can use to make decisions.

Every business uses different KPIs based on their goals, industry, and size. But the purpose stays the same: measure what matters most.

KPI vs business metric: what's the difference?

Business metrics track any measurable aspect of your operations. KPIs are the subset of metrics directly tied to your strategic goals.

For example, website traffic is a metric. But if your goal is lead generation, then conversion rate becomes your KPI because it measures progress toward that specific objective.

Why KPIs matter for your small business

KPIs help you make better decisions by turning scattered data into clear insights about your business performance. Without them, you're guessing instead of knowing.

A single KPI tells part of the story. When you track a set of KPIs together, you get a complete picture of your business health. This helps you:

• Spot problems early: Declining KPIs alert you to issues before they become serious
• Make informed decisions: Base choices on data, not assumptions
• Track progress toward goals: See whether your strategies are working
• Communicate performance: Share clear metrics with your team, accountant, or investors

Small businesses benefit most when KPIs are simple, relevant, and reviewed regularly. Your accountant can help you identify which ones matter for your specific situation.

What makes a good KPI?

Effective KPIs share four key characteristics. They're specific enough to drive action and clear enough for your whole team to understand. This is a critical factor, as one study found that stakeholders weighted the 'Understandable' criterion highest when evaluating KPIs.

• Relevant: Focus on metrics that directly impact your business goals
• Balanced: Track both short-term performance and long-term growth indicators
• Understandable: Choose measures your team can easily interpret and act on
• Shared: Make sure everyone knows what the KPI means and why it matters

KPIs fall into two main categories:

• Financial KPIs: Come from your accounting system, such as profit margins and cash flow
• Non-financial KPIs: Come from other sources like your website analytics or CRM

This guide focuses on financial KPIs, though the principles apply to both types.

Types of KPIs

KPIs fall into several categories depending on what they measure and when they provide insight. Understanding these types helps you build a balanced set of metrics.

Strategic vs operational KPIs

• Strategic KPIs: Track progress toward long-term business goals, such as annual revenue growth or market share
• Operational KPIs: Measure day-to-day performance, such as daily sales or weekly cash flow

Most small businesses need both types. Strategic KPIs keep you focused on the big picture, while operational KPIs help you manage daily decisions.

Leading vs lagging KPIs

• Leading KPIs: Predict future performance, such as sales pipeline value or website traffic
• Lagging KPIs: Confirm past results, such as quarterly revenue or customer retention rate

Leading indicators help you adjust course before problems appear. Lagging indicators confirm whether your strategies worked.

Financial vs non-financial KPIs

• Financial KPIs: Measure monetary performance, such as profit margins, cash flow, and debt ratios
• Non-financial KPIs: Track operational factors, such as customer satisfaction, employee turnover, or production quality

A balanced approach includes both. Financial KPIs show the results; non-financial KPIs often explain why those results occurred.

KPI examples for small businesses

Here are common KPIs small businesses track, organised by what they measure.

Financial health KPIs:

• Debtor days: How long customers take to pay invoices. While credit terms vary, payment within 30 days is common.
• Debt ratio: How much of your business is funded by debt vs equity
• Net profit percentage: How much profit you keep from each dollar of revenue. While this differs by industry, many businesses target a profit margin of at least 25%.

Operational KPIs:

• Inventory turnover: How quickly you sell and replace stock
• Average margins: The profit you make on products or services after costs

Growth KPIs:

• Revenue growth rate: How quickly your sales are increasing
• Customer acquisition cost: How much you spend to gain each new customer. This cost varies widely by industry, from an average of $10 for retailers to $395 for technology providers.

Your accountant can help you identify which KPIs are most relevant for your industry and business stage.

How to choose the right KPIs for your business

Choose KPIs that align with your specific business goals. The right metrics for a retail shop differ from those for a consulting firm.

When selecting KPIs, consider:

• Your industry: Different sectors have different performance benchmarks
• Your business size: Smaller businesses need simpler, more focused metrics
• Your growth stage: Startups track different KPIs than established businesses
• Your goals: Short-term objectives need different measures than long-term ambitions

How many KPIs should you track? Small businesses typically need six to twelve. Research suggests most businesses can't effectively monitor more than 5–10 core KPIs, so more than that can complicate the picture and make it harder to focus.

Your accountant can help you select the right KPIs and interpret what they mean. They understand your industry benchmarks and can spot trends you might miss.

How to implement KPIs in your business

Setting up KPI tracking takes planning, but the process is straightforward. However, careful planning is crucial, as some estimates suggest that up to 70% of such systems fail after they're implemented. Follow these steps to move from choosing metrics to actively using them.

1. Identify your key business goals: Write down what you want to achieve in the next quarter and year
2. Select six to twelve relevant KPIs: Choose metrics that directly measure progress toward those goals
3. Set up tracking systems: Use your accounting software, spreadsheets, or dashboards to capture data
4. Establish baseline measurements: Record where each KPI stands today before setting targets
5. Set realistic targets: Define what success looks like for each metric based on industry benchmarks
6. Create a review schedule: Decide how often you'll check each KPI, whether weekly, monthly, or quarterly
7. Share KPIs with your team: Make sure everyone understands what you're measuring and why

Start simple. You can always add more KPIs as your tracking systems mature and your team gets comfortable with the process.

Understanding what your KPIs tell you

Context matters when interpreting KPIs. A number that looks concerning might be perfectly normal, so don't react to changes without understanding the cause.

Here are two examples:

• Sales dips: A drop in sales might reflect seasonal patterns, not poor performance. Winter clothing doesn't sell well in summer, and that's expected.
• Inventory changes: Lower inventory turnover could mean you bought extra stock during a supplier sale. Monitor the metric to confirm it returns to normal as you sell through.

Before acting on a KPI change, ask yourself:

• Is this a one-time event or a trend?
• Are there external factors affecting this number?
• What does this metric look like compared to the same period last year?

Your accountant can help interpret what your KPIs are really telling you. They bring industry knowledge and experience that helps separate genuine concerns from normal fluctuations.

Track your business KPIs with Xero

Xero makes KPI tracking simple by putting your key financial data in one place. You can monitor performance without juggling spreadsheets or waiting for monthly reports.

With Xero, you can:

• View real-time dashboards: See your cash flow, invoices, and expenses at a glance
• Generate custom reports: Track the specific KPIs that matter to your business
• Access data anywhere: Check your numbers from any device, wherever you are
• Share insights easily: Give your accountant direct access to review your performance

The right accounting software turns KPI tracking from a chore into a habit. When your data is accurate and accessible, you make better decisions faster.

Ready to start tracking your KPIs? Get one month free and see how Xero simplifies performance monitoring for your small business.

FAQs on key performance indicators

Here are answers to common questions about using KPIs in your small business.

How many KPIs should I track for my small business?

Most small businesses should track six to twelve KPIs. Fewer metrics make it easier to focus and take action on what matters most.

How often should I review and update my KPIs?

Review operational KPIs weekly or monthly, and strategic KPIs quarterly. Update which KPIs you select annually or whenever your business goals change significantly.

What should I do if my KPIs show negative trends?

First, investigate the cause to determine if the trend reflects a real problem or a temporary factor like seasonal changes. Then adjust your strategy based on what the data reveals.

Can I change my KPIs as my business evolves?

Yes. Your KPIs should evolve as your business grows and your goals shift. Review your metrics regularly to make sure they still measure what matters most.

What's the difference between a KPI and a regular business metric?

A business metric is any measurable value, while a KPI is a metric directly tied to your strategic goals. All KPIs are metrics, but not all metrics qualify as KPIs.