You are able to set Macro targets for your athletes from the Admin Console Page. Go to Manage Members and select the member you want to set a target for.
From your athletes' page, select the target icon located under their profile picture.
You will be able to create a new Macro Target from the + sign. You will be able to create the name of the plan and enter in the macros. Select the star icon to make that specific macronutrient target active. You can also select the "x" to remove the target. Finish by selecting "Save".