Career
She has a personal best of 70.65 metres for the event. In 2009 she had a succession of personal bests including 56.91 m for fourth at the 2009 ALBA Games and 57.21 m at a meeting in Havana. Caballero came third at both the Barrientos Memorial and Olimpiada del Deporte Cubano in Havana in 2010 (improving her best mark to 5930 then 5992 m).
This earned her a spot at the 2011 World Championships in Athletics and she reached the final round, finishing ninth with a mark of 60.73 m.
A throw of 65.60 m in March 2012 lifted her to fourth in the world rankings and she was later chosen to perform in the discus alongside Barrios in 2012 Cuban Olympic squad.