Moodle has two Advanced Grading options when marking Assignments. There is a Rubric and a Marking Guide.
Before selecting either of these options please understand the difference between the two.
A rubric for assessment, usually in the form of a matrix or grid, is a tool used to interpret and grade students' work against criteria and standards. Rubrics are sometimes called "criteria sheets", "grading schemes", or "scoring guides". Rubrics can be designed for any content domain.
A rubric makes explicit a range of assessment criteria and expected performance standards. Assessors evaluate a student's performance against all of these, rather than assigning a single subjective score. A rubric:
Link: How to create a rubric
Below is an example of a Rubric
A Marking Guide is very similar to a rubric, but it's simpler. For each marking criterion, a comment explains what is being sought, and provides a maximum mark that can be awarded.
Marking using a marking guide is more detailed and less subjective than awarding a single grade, but it's less time-consuming to set up. You can allow students to view the marking guide before they submit, so that they know what their learning priorities are in relation to this assignment.
Link: How to create a Marking Guide
Below is an example of a Marking Guide