Currently there are 28 native SuperZoom lenses for Canon 60Da and all of these lenses are autofocus (AF) type.
Canon 60Da doesn't have a sensor based image stabilization system but 19 of these SuperZoom lenses features optical image stabilization.
Since Canon 60Da has environmental sealings (Weather Sealing), you may like to couple your camera with one of these 5 SuperZoom lenses with Weather Sealings.