Disability Income This calculator estimates your chances of becoming disabled and your potential need for disability insurance. You are viewing this website at a small screen resolution which doesn't support calculators. Click here to view this calculator. Have A Question About This Topic? Name Email Address Message Thank you! Oops! Related Content Estimating the Cost of College This worksheet can help you estimate the costs of a four-year college program. Volunteering in Retirement For many, retirement includes contributing their time and talents to an organization in need. Systematic Withdrawals in Retirement Taking regular, periodic withdrawals during retirement can be quite problematic.