The Real IRD is a simple indicator built for forex trades that need a long-term view and want to compare currencies in search of high yield. The indicated interest rate maturity is 2 years, since shorter maturities may not price central banks' monetary policy decisions.
Example: - You need to do an analysis of the AUDUSD - In the Interest Rate 1 field, we put the interest rate for the base currency, in this case the AUD - In the Interest Rate 2 field, the interest rate of the other currency, in this case the USD - In the CPI 1 field, inflation referring to base currency - In the CPI 2 field, inflation for another currency