Knowledge base · Employer vitality

Staff turnover: calculating, cost and retaining talent

In a tight labour market, every departure is one too many. Staff turnover costs Flemish SMEs not only money, but also knowledge, continuity and team energy. On this page you can read what staff turnover is, how to calculate it, what it really costs and how to structurally improve retention, starting with an objective measurement.

What is staff turnover?

Staff turnover is the extent to which employees leave an organisation and are replaced, measured over a given period, usually a year.

We distinguish between desired turnover (for example in case of insufficient performance) and undesired turnover: the departure of valuable employees whom you would have wanted to keep. That undesired turnover in particular is a risk signal. In addition we speak of voluntary versus involuntary turnover, and of turnover within the first year, a strong indicator of problems in recruitment or onboarding.

Calculating staff turnover

You calculate the turnover rate as follows:

Turnover% = ( number of employees who left ÷ average number of employees ) × 100

The figure is the symptom, not the diagnosis

A turnover rate tells you that people leave, not why. You can only answer that why question, engagement, leadership, workload, growth opportunities, with an objective measurement. Exactly what the VitOScan zooms in on.

What does staff turnover cost?

Replacing one employee quickly costs a multiple of the monthly wage. The cost accumulates across several items:

Recruitment & selection
Onboarding & induction time
Loss of knowledge & network

In addition there is the less visible effect on the remaining team: higher workload, declining engagement and the risk of further departures or absence. For key positions or hard-to-fill profiles the total cost rises even higher, especially in today's tight labour market.

The causes of turnover

People rarely leave for one reason. The main influenceable causes are:

  • Leadership, the proverbial truth that people don't leave a company but a manager is right more often than not.
  • Lack of growth and prospects, absent development and career opportunities.
  • Workload and imbalance, prolonged overload, also visible in presenteeism.
  • Lack of recognition and engagement, employees who don't feel seen.
  • Onboarding, a weak start explains much first-year turnover.

The link with vitality, absence and presenteeism

Turnover, absence and presenteeism are three expressions of the same underlying employer vitality. An organisation with low engagement and high workload usually sees all three rise at the same time. Anyone who wants to sustainably reduce turnover therefore doesn't look at turnover alone, but at the bigger picture of vitality and sustainable employability.

Improving retention: from measuring to retaining

Retaining talent starts with understanding why it leaves:

  1. Measure objectively. Map engagement, work experience and reasons for leaving independently.
  2. Benchmark. Compare your turnover with sector peers to put its severity in context.
  3. Prioritise. Work on the causes with the greatest impact on retention.
  4. Strengthen leadership and growth. The two strongest levers for retention.
  5. Monitor. Follow up on whether your retention policy has an effect.

OperaSana measures, you retain

OperaSana provides the independent measurement layer around engagement, work experience and vitality, the basis for a targeted retention policy. Also read up on our Masterclass Sustainable employability & talent retention or start with the VitOScan.

Staff turnover cost calculator

What does staff turnover cost your organisation per year? Move the sliders and instantly see an indicative estimate of the replacement cost, based on your workforce, turnover rate and average wage cost.

5500

How many people work in your organisation?

0 %40 %

What percentage of your employees leave per year. If 1 of 10 employees leaves, that is 10%. In Belgium this is usually around 10 to 15%.

€ 25.000€ 80.000

The average gross salary per employee per year. This partly determines what one replacement costs.

Indicative estimate. Replacing one employee is estimated at ± 50% of the gross annual salary (recruitment and selection, onboarding and induction time, loss of productivity and loss of knowledge). For key positions this is higher. Actual figures differ per sector and role, a VitOScan gives a well-founded measurement.

Estimated turnover cost per year

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Total estimated turnover cost per year
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Departing employees per year
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Estimated cost per replacement
Recruitment & selection…
Onboarding & induction time…
Loss of productivity…
Loss of knowledge & network…

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Understand why talent leaves, independently measured

Exit interviews often give a distorted picture. OperaSana objectively measures engagement, work experience and leadership among your current employees and maps the real reasons for leaving, with a score, benchmark and priority roadmap. This way you can intervene before your best people leave.

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Veelgestelde vragen over personeelsverloop

Wat is een 'gezond' verlooppercentage?

Dat hangt sterk af van uw sector en functietypes. Een zeker verloop is normaal en zelfs gezond; te hoog verloop is een kostenpost en risicosignaal. OperaSana plaatst uw cijfer in context via een benchmark.

Hoe meet je waarom medewerkers vertrekken?

Naast exitgesprekken, die vaak een vertekend beeld geven, meet u betrokkenheid en werkbeleving best proactief en anoniem bij uw huidige medewerkers, zodat u kunt ingrijpen vóór ze vertrekken.

Wat is het verband tussen verloop en verzuim?

Beide komen voort uit dezelfde onderliggende werkgeversvitaliteit. Lage betrokkenheid en hoge werkdruk verhogen zowel verzuim als verloop. Een integrale meting brengt het volledige beeld.

Hoe helpt de VitOScan bij retentie?

De VitOScan meet betrokkenheid, werkbeleving, leiderschap en vitaliteit. U krijgt een score, benchmark en prioriteitenroadmap, de basis voor een onderbouwd retentiebeleid.

Keep your talent on board

Reducing turnover starts with understanding why people leave. Map it objectively.

Schedule a conversation Discover the VitOScan