Summary
If you make 128,496 kr a year living in the region of Ballerup, Denmark, you will be taxed 42,134 kr. That means that your net pay will be 86,362 kr per year, or 7,197 kr per month. Your average tax rate is 32.8% and your marginal tax rate is 32.5%. This marginal tax rate means that your immediate additional income will be taxed at this rate. For instance, an increase of 100 kr in your salary will be taxed 32.46 kr, hence, your net pay will only increase by 67.54 kr.
Bonus Example
A 1,000 kr bonus will generate an extra 675 kr of net incomes. A 5,000 kr bonus will generate an extra 3,377 kr of net incomes.