What is LOP : Know the meaning of loss of pay on your salary and how it differs from other types of leave. Get detailed explanations and examples to manage employee payroll effectively. The calculation for three LOP days will be ₹4,500, which will be reflected on the salary slip as Loss of Pay. Most organizations maintain an accurate LOP day count, recorded in attendance through an integrated payroll attendance system to avoid any loss in clarity or transparency between employees and the organization. What is LOP in Salary Read the blog to understand LOP (Loss of Pay), formula to calculate it, the factors determining LOP , and how to calculate lop in salary slip. What is LOP (Loss of Pay)? The LOP full form is “Loss of Pay.” It refers to the permitted absence of an employee from work despite utilizing all the paid leaves to his/her credit. The full form of LOP is Loss of Pay. It is defined as the deduction in salary due to leave taken by an employee when he/ she does not have adequate leave balance in the account.