Originally Posted by
Tick Tock Man
I believe it's calculated by dividing the number of absences by the number of days available for work, not the absolute number of absences. Those with less than two years' service will have their absences divided by fewer working days, so the resulting percentage is both fair and comparable, regardless of time served.
The Bradford Factor would normally be used:
B = S x S x D
B = Bradford Factor
S = Spells or number of occasions of unauthorised absence – in the formula this is squared (multiplied by itself)
D = Total number of days absent