In practice, when doing this for more than just a few scenarios, you’ll likely want to automate the process of generating input files and running them using Nextmv with a simple script. Internally we have several tools for doing this and are looking to make them available to our users as well.
For an example script and a preview of how we might approach the problem of fleet size at a larger scale, check out this video: https://www.youtube.com/watch?v=7aK-SCDpCL0&t