Senator Jane Hume has slammed the superannuation industry over the excuses used by super funds for not merging, saying there is simply no excuse when members' best interests are at play.

APRA's superannuation heat map will not feature any means for demonstrating high performance across any of the system's metrics, the regulator has revealed.

AustralianSuper chief executive Ian Silk has predicted the ousting of default insurance in the super system.

A government superannuation fund has increased its admin fees for the first time in nine years.