According to Anna Freeman, Ofir was known as the "Regenerator of the Breed", siring at least 85 foals in two countries.

Ofir was the chief stallion at Janow Podlaski. [one of the Polish State Stud farms] While he was in Poland, Ofir sired only twenty-one foals, plus one exported in utero to the United States.
In 1939, Ofir was taken from Poland and brought to Russia. In the Russian Stud Book, Ofir is listed as the sire of 64 foals.