## Documentation Index Access the complete documentation index at: https://www.zoho.com/en-sa/payroll/llms.txt Use this file to discover all available documentation pages before proceeding. [Back](./) # How to create a component of the custom formula type? Here’s how you can create a component of custom formaula type. * Go to **Settings** on the left sidebar and select **Salary Components**. * Click **Add Component** and select **Earning**. * Select the **Earning Type** as **Overtime Allowance**. . * Enter the name of the earning which will be displayed on payslips. * Select the **Variable Pay Type**. * Select **Custom Formula** as the **Calculation Type** and enter the formula. * Check **Mark this as Active** option. * Click **Save**.