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Performance, Engagement & Retention

What is a Employee turnover?

Updated 28 Jan 2026 5 min read

Employee turnover is the rate at which employees leave an organisation and are replaced. It includes both voluntary departures (resignations) and involuntary separations (terminations, redundancies). High turnover is costly and may indicate workplace issues; some turnover is normal and healthy.

Understanding employee turnover

Employee turnover measures how many people leave your organisation over a given period. While some turnover is inevitable and healthy, excessive turnover is expensive and disruptive. Understanding why employees leave is the first step to developing an effective retention strategy.

Turnover types

  • Voluntary (resignations)
  • Involuntary (terminations)
  • Functional (positive)
  • Dysfunctional (negative)

Why it matters

  • Replacement costs
  • Lost productivity
  • Knowledge drain
  • Team disruption

Types of turnover

Understanding different turnover types helps identify where to focus:

Turnover categories

Voluntary: Employee chooses to leave
Involuntary: Employer ends employment
Functional: Underperformer leaves (positive)
Dysfunctional: Good performer leaves (negative)
Avoidable: Organisation could have prevented
Unavoidable: Outside organisation's control

Common causes of turnover

  • Poor management: Bad bosses drive people away
  • Limited growth: No career development opportunities
  • Inadequate pay: Below-market compensation
  • Work-life imbalance: Unsustainable workloads
  • Lack of recognition: Feeling unappreciated
  • Poor culture: Toxic or misaligned workplace

The cost of turnover

Research suggests replacing an employee costs 50-200% of their annual salary when you factor in recruitment, training, lost productivity, and opportunity costs. For a $70,000 employee, that's $35,000-$140,000. High turnover is extremely expensive.

Impact of high turnover

Direct costs

  • Recruitment expenses
  • Training investment
  • Severance payments
  • Admin time

Indirect costs

  • Lost productivity
  • Knowledge drain
  • Team morale impact
  • Customer relationships

Reducing turnover

Invest in managers

Train managers to lead, provide feedback, and develop their people. Manager quality is the biggest factor in voluntary turnover.

Create growth paths

Provide career development, learning opportunities, and clear progression paths. People stay where they can grow.

Pay fairly

Ensure compensation is competitive with market rates. Underpayment is an easily fixable turnover cause.

Key takeaways

Employee turnover measures how many people leave your organisation. While some turnover is healthy, high turnover is costly and disruptive. Focus on the main drivers: management quality, growth opportunities, fair pay, and work-life balance. Track your turnover rate and compare to industry benchmarks.

RosterElf's staff management helps Australian businesses reduce turnover through fair scheduling and improved employee experiences.

Frequently asked questions

Georgia Morgan

Written by

Georgia Morgan

Georgia Morgan is a former management executive with extensive experience in organisational strategy and workforce management. She joined RosterElf to support strategic planning and operational development, bringing a pragmatic, people-focused perspective shaped by years of leadership in complex environments.

General information only – not legal advice

This glossary article about employee turnover provides general information about Australian employment law and workplace practices. It does not constitute legal, HR, or professional advice and should not be relied on as a substitute for advice specific to your business, workforce, or circumstances.

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