Jim, you want to come into the real world, Get with the times, Horses are no more likely to get sick and Injured by traveling around the globe than by sitting in their stables.
Its a SPORT remember. Remember you yourself was saying it is not just about gambling its a SPORT.
The only challenges for her in Australia is if they decide to step her up in trip and test her at a mile and beyond. There are no challenges for her in sprint races in Australia, The only way she can be beaten in Australia is if she is not at her best and NOBODY who loves the SPORT would be wishing that.
Mind you the only way she would be beaten in either the Golden Jubilee or the July Cup is if she is not at her best or fails to stay 6 furlongs on the far more testing tracks at Ascot and Newmarket, If she is at her best she simply wins those races easy.
There was go, it is a SPORTING challenge for her to travel over there.
Oh and the owner might be a

, Their sexual preference is immaterial to the SPORT.