Use case

This calculated field will return the creation date of the linked epic


Create a new Calculated Date-Time Field (by JWT) custom field and name it appropriately.

Providing a description will help you to identify what the custom field does, but this step is optional.

Parser expression

Add the following expression:

Date/Time expression for Calculated date/time field:
first(fieldValue({issue.created}, linkedIssues("has Epic"))) #since the function fieldValue() returns a list the function first() returns the single value of the list.
more info...

{issue.created} is the field code for the numeric value of Date and time of creation.

To achieve this, the following functions have been used:

Display Format

Format type

Choose Date Time Picker

Add the field to the relevant view screens.

Remember: All calculated fields are read-only and cannot be manually updated on a create or edit screen.

Check the results

Once configured and added to an issue screen (e.g. for all stories), the result will look like this: 

If you still have questions, feel free to refer to our support team.