Personally at 8-12 hours/week, my target is 6g/kg of lean body mass (which I estimate at 75kg) or 450g of carbs per day.
Based on a number of sources, randomly pulling up this one first:
And this one:
https://www.gssiweb.org/docs/default-source/sse-docs/sse_231_005.pdf
has some good pics like this:
and a few others.