Darbo,....Sire was 'One's Cushti Bok'.... see here,... http://www.thebwra.co.uk/cgi-bin/geneal.pl?op=tree&index=21924&gens=5&db=bwra.dbw... And dam is Meg' grey/whipp/collie as seen here there and everywhere!..
Both parents are very calm, steady and determined when it comes down to business.