The 17-year-old attends the Catlins Area School and is one of its head pupils.
While she has achieved academic success, she also enjoys netball and ballet, having achieved her grade eight classical certificate and is a member of the school's top netball team.
‘‘I was pretty stoked to get my grade eight in ballet,'' she said.
Other sports she has participated in are cricket and tennis, while cultural activities include choir, productions and kapa haka.
Rosa has also served time on various boards and committees.
She is serving her second term as pupil representative on the school's board of trustees, serves on school formal committees and the school World Vision committee.
Being on the school council has ‘‘been interesting'', she says, but she also enjoys being a member of the Clutha District Youth Council.
Last year she achieved NCEA level 2 with excellence.
This year she is taking Scholarship English and geography.
In 2008 she travelled to Japan after receiving the Tokiwa Scholarship and enjoyed spending three weeks learning about a different culture.
To unwind from all her commitments, she enjoys reading in her spare time.
Achievements: Joint head student; pupil board of trustees representative; member of Clutha District Youth Council; holder of grade eight in ballet; recipient of Tokiwa Scholarship; house captain; NCEA level 2; high distinction in Australasian English competitions.
Role model: Her ballet teacher Lynley McFarlane. ‘‘She is always energetic and always willing to help.''
Hopes for the future: To study law and English or history at the University of Otago.