"Milestone goals" refer to significant achievements or targets that are set to measure progress or success in a project, task, or endeavor. They represent important checkpoints or markers along the way to reach the overall objective. Full definition
Set your main goal and smaller milestone goals along the way so that you can measure them. (essentialketo.com)
Working in the corporate world of project plans that show a logical progression from beginning to end, with milestone goals along the way, is not much different from outlining a story. (philgiunta.com)
In order to keep motivation high throughout the year, set up milestone goals for yourself with fun rewards to keep you going. (selflender.com)