Who are we?

My business

My name is Görel Nyman is a veterinarian for the profession and live on the farm Trunstaberg in Knivsta. Trunstaberg Breeding and Development (Tau) includes advanced semen and embryo transfer operations as well as the breeding of walking and jumping horses with the tau suffix.

Mare Line 2 Betty

In one mare line (2 Betty) are several highly assessed mares.
Doniazade Tau, b 2007 e.Don Romantic-Master was 2nd placed at Kungakannan 2010 and her daughter Adelinde Tau e. Apache was 2nd placed at Riksföl at Strömsholm in 2011. Doniazade Tau is now trained by Peter Härnstam in Goteborg they have won I MSV A dressage. She has 4 embryo offspring, Lucrezia Tau f 2014 e Luxus CML and in 2013 was born 3 offspring, a stallion Avicii Tau after Ampère (Rosseau- Flemmingh) and 2 twin sisters Razine Tau and Rozanne Tau after Heslegårds Rubin (Rubinstein I – Inshallahx).

Doniazade Tau's full sister Donna Summer Tau, b 2008 was best Swedish-born mare at the young horse championship 2014 with her equestrian Hanna Barkevall, owner Rickard Barkevall.

Doniazades' mother Nikiz, b 1996 e. Master is elitsto. Nikiz is competed in light jumping. Of her 11 offspring, three have participated in the semi-finals/final at the young horse championship, one offspring received a double diploma and another 6 offspring have a walking diploma as 3-year-olds, most of whom competed with placements in Msv dressage. Doniazade's full sister Donna Summer Tau, owned by Rickard Barkevall and ridden by her daughter Hanna Barkevall, was the best Swedish-born mare at Breeders for 5-year-old dressage horses in 2014.

Nike Tau, e. D-Day-Flamingo, Diploma and selection mare participated in the semi-final of Rikssto 2002 and has placements in Medelsvår dressage and has two interesting young mares on the farm;  Bella Tau after Bordeaux (United- Gribaldi) and Daisy Tau after Dream Boy (Vivaldi-Ferro). Nike's son Tarantino Tau, f 2006, e Future (Florestan-Apart) remains as a dressage horse with the family's daughter Emma and serves as an uncle in outdoor riding with the young horses.

Nikolina, elitsto e. Flamingo was bought as a 4-year-old in 1980 from Erene and Håkan Andersson in Linghem, Östergötland.  Nikolina was 29 years old, had several victories in medium dressage starting in the LagSM, received 12 offspring (with several diplomas in gaits and jumping) and was also a teacher for the local dressage girls. Her mother Albertina e. Nepal was A-premiership and even competed in difficult jumping.

Mare Line 28 Vega


In the second mare line (28 Vega) which was actually the first on the farm is the mare Contessa Tau born 2010, e Conte Bellini (Cornet Obolensky-Ramiro) from Caresse Tau (e.Camaro M-Looping-Stanford-Cosmosxx) future hope 5th generation from the mare tribe and her great-grandmother Korina f 1976 e. Cosmos xx was bought from Christina and Ingvar Carlsson in Nykil, Östergötland. Contessa has 2 embryo offspring Deluxe Tau f 2014 who now competes in jumping and e Diamantino and Fendi Tau f 2016 e Favorite Ask.

Her 3/4 brothers, Corriendo Tau 1250, f 2007 e. Corlensky G – Camaro M raised on the farm were approved as stallion swb and Oldenburg after completing 70-day tests in Sclieckau, Germany and awarded with AB . Corriendo Tau, which was owned together with stable manager Jonas Johnson, Strömsholm was sold to the UNITED States in 2015. His second brother Bonbon Tau (b. 2011 by Bravour-Camaro M) reached the semifinals of the Breeders as a 5-year-old and was sold to Florida in the United States in 2017.