This bloodline traces back the sires to what have been identified as the 3 foundation lines of the German Shepherd. Mutz von der Pelztierfame, Quanto von der Wienerau and Canto von der Wienerau.
The bloodlines may not be complete either because no information is available or the data has not yet been completed. 

Sire Bloodlines for Eyla von Calvo

Ucar von Bad Boll

Ober von Bad-Boll

Giovanni vom Kapellenberg

Quantum von Arminius

Dux della Valcuvia

Max della Loggia dei Mercanti

Visum von Arminius

Jeck vom Noricum

Odin v. Tannenmeise

Quando von Arminius

Xaver von Arminius

Lasso di Val Sole