In Texas, a Sheriff is empowered to provide “good conduct credit” pursuant to Code of Criminal Procedure Article 42.032.
Often this is 2-for-1 credit, although occasionally it is 3-for-1 credit. City time is calculated day-for-day. The calculator below will help you calculate time credits for informational purposes. Understand that time calculations are ultimately up to the Sheriff, but this tool can be used to give you a general idea of what to expect.