Education
In this event she finished sixth at the 1964 Olympics, while at the 1968 Games she was eliminated in semifinals.
In this event she finished sixth at the 1964 Olympics, while at the 1968 Games she was eliminated in semifinals.
Kallas specialized in the 800 metres. Between 1969 and 1996 she worked as a researcher at the Institute of Animal of Estonian Agricultural University, and after that as a company manager.
Kallas graduated from the Zootechnics Faculty of Estonian Agricultural Academy in 1969 and in 1984 defended a Doctor of Philosophy in agricultural sciences.