I would argue that you are adding quite a few things that do not belong in such an analysis. People need to eat regardless of this plant, people need to go to

I would argue that you are adding quite a few things that do not belong in such an analysis. People need to eat regardless of this plant, people need to go to work regardless of this plant,... Adding maintenance is fine, adding the equipment that people use is fine. Flying around for fundraising would need to be split over the lifetime of all plants they create as a result. Same for R&D CO2. I don't think it will take that long to go positive but I can't be bothered to do the calculations.