To add a monthly escrow amount to the loan amortization schedule in Excel, you can follow these steps: Insert a new row below the last payment row. This finance video tutorial explains how to create an amortization table in excel.Watch as a build a fully dynamic, mortgage amortization in Excel. The tutorial shows how to build an amortization schedule in Excel to detail periodic payments on an amortizing loan or mortgage. Microsoft Excel Mortgage Caculator XLS Worksheet. Both the ADI and CSI Programs will provide one (1). "New Jersey Solar Renewable Energy Certificate-II," or "NJ SREC-II," for each megawatt-hour.