Sorted by points… U21 - Bulgaretti, U21 - Carter, and U21 - Poirier are tied for 4th.
Points head-to-head was skipped because it only applies when the tied teams played each other.
Using most wins… U21 - Bulgaretti 0, U21 - Carter 0, U21 - Poirier 0; still tied.
Using differential [GF/(GF+GA)]… U21 - Carter 0.368, U21 - Poirier 0.250, U21 - Bulgaretti 0.000; U21 - Carter is 4th, U21 - Poirier is 5th, U21 - Bulgaretti is 6th.
The above uses the current tie-breaker settings from the website; official rules prevail in any discrepancies