While the European Commission is trying to reduce the number of licensors you have to deal with (and so reduce transaction costs), the Australian legislation as interpreted by the courts is causing them to proliferate:
IPKat on Max Planck comments on draft directive on collective rights management
Phonographic Performance Company of Australia Limited v Commercial Radio Australia Limited [2013] FCAFC 11
Yes, I know the EU is grappling with territorial issues and not, or not just, subject matter issues and, if someone were trying to set up an umbrella licence in Australia, it would be important to know who had what rights to include, but …