Interval for current month until end

[TomBond77]

Hi experts

I have this master item for dimensions:

=Date(Monthstart([Date] + [Days]), 'MMM-YYYY')

Now I need the interval for current month until the end of time. Example: May-2021 - Dec-9999

Many thanks for your help

Regards

Tom

[TomBond77]

any ideas, friends?