After factoring in weekends, bank, and personal holidays professional contractors in Ireland average 230 days’ work per year. Calculate a day rate by dividing the salary, including your professional contractor premium (20-30% more than a permanent employee earns) by 230.  (Salary *125%)/230  For example, €50,000 salary in a permanent position * 125% contract premium = €62,500 ÷ 230 = €271 Per day