So you can't have a Jira filter subscription send the results as an excel attachment AFAIK. What you might check out is using the Excel extension for Jira - jira-cloud-for-excel-official . and set it up to perform the search weekly. I think there are even means of getting excel to send emails but not personally familiar with such.
Connect with like-minded Atlassian users at free events near you!Find an event
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no Community Events near you at the moment.Host an event
You're one step closer to meeting fellow Atlassian users at your local event. Learn more about Community Events