They no longer make the model I have but there are a couple of others out there that should work just fine. One of these along with a Bull Magnet should get some action fairly quickly during the rut.
http://www.phantomcalls.com/store/p/654-Phantom-Cow-Moose-Decoy.htmlhttp://www.montanadecoy.com/hunting-decoys/big-game/moose-ii