“At this stage they all show early speed, but they are not showing that they want 500 metres, although we haven't tested them.
“For them to win they will have to lead in their races. They are showing the early zip that their mother had.”
Each of the Golden Chase series features are planned for heats, semis and Final format.
Stella said although his trio had plenty of maturity ahead of them, he is not banking on continuing through the three legs.
“Looking ahead to the next two legs of this series, the 400 and 500 metre races, I am not optimistic at this stage,” he said.
“But, in saying that we will work them along and see what happens.”