The goal of the present study was to investigate ovarian blood flow and ovarian response in cows undergoing a gonadotropin treatment to induce a superovulatory response, using transrectal colour Doppler sonography. Forty-two cows including 19 cross-bred, 14 German Holstein and 9 German Black Pied...
Author(s)
Honnens, A.; Niemann, H.; Herzog, K.; Paul, V.; Meyer, H. H. D.; Bollwein, H.
Publisher
Elsevier, Amsterdam, Netherlands
Citation
Animal Reproduction Science, 2009, 113, 1/4, pp 1-10
The aim of this study was to estimate genetic parameters for traits recorded in the performance test of potential German Holstein AI bulls. The estimation of the genetic parameters was based on data recorded in the test station "Anstalt für Leistungsprüfungen in der Tierzucht" in Eickelborn. The...
Author(s)
Potthast, J.; Tholen, E.; Trappmann, W.
Citation
Züchtungskunde, 2000, 72, 2, pp 88-101
Bovine αs1-casein F (αs1-CN F) was found in a genetic resource of Deutsches Schwarzbuntes Niederungsrind [Lowland German Black Pied] cows at a frequency of 0.009. Biochemical characterization of this new variant was obtained by automated sequencing of reversed-phase HPLC-separated tryptic peptides...
Author(s)
Prinzenberg, E. M.; Anglade, P.; Ribadeau-Dumas, B.; Erhardt, G.
Citation
Journal of Dairy Research, 1998, 65, 2, pp 223-231
26 pairs of monozygotic twin heifers from dairy herds in Germany [German Red Pied and German Black Pied?] were divided into 3 groups and observed over the following 3 periods [date and location not given]: aged 4-13 or 4-15 months; aged 4-10 or 4.0-11.5 months; and aged 7-10 or 7-11 months....
Author(s)
Andreae, U.; Müller, C.
Citation
Landbauforschung Völkenrode, 1997, 47, 4, pp 147-158
In 1988, in Bavaria, there were 695 354 German Simmental (GS), 186 648 German Brown, 24 158 Gelbvieh and 35 726 German Black Pied (GBP) milk-recorded cows, representing decreases of 2, 6.6, 10.3 and 6.6% compared with the previous year. For GS and GBP cows, overall milk yield averaged 4911 and 5547 ...
Citation
Tierzüchter, 1989, 41, 3, pp 99-101
In 1987, 12.3% of dairy cows in the northern part of the German Federal Republic were inseminated with beef semen vs. 1.2% in 1981, with Charolais semen accounting for 6.3% and German Simmental (GS) semen for 4.3% of the total number of beef bull inseminations. In addition, GS bulls are used in 5%...
Citation
Tierzüchter, 1988, 40, 9, pp 393-394
Of heifers inseminated in 1977 in the German Democratic Republic, 44.9% were German Black Pieds (GBP), 7.8% GBP X Jersey, 23.4% GBP X (GBP X Jersey) and 13.5% German Black Pied Dairy [GBP X (Jersey X Holstein-Friesian)]. The percentage of 1st inseminations carried out with GBP and German Black Pied ...
Author(s)
Neumann, W.; Rohde, E.
Citation
Tierzucht, 1979, 33, 6, pp 250-253
Use of Holstein-Friesians in German Black Pied breeding programmes is reviewed with reference to comparative data on differences in milk and fat yields, milk protein content, meat performance, age at 1st calving, milkability, fertility and in ease of calving between the 2 breeds. Reasons for even...
Citation
South African Journal of Animal Science, 1974, 4, 2, pp 241-246
In Emsland there are about 110 000 dairy cows and heifers, mainly German Black Pied. In 1972, performance for milk-recorded cows averaged 4969 kg milk with 3.98% and 198 kg butterfat. First inseminations increased from 28 000 in 1971 to 40 000 in 1972. The NR rate averaged 71.0%. In 1971 and 1972,...
Citation
Tierarztliche Umschau, 1974, 29, 6, pp 332-336
At 3 Dec. 1971 there were 2 498 971 cattle, including 1 050 933 cows, in Austria, a decrease of 100 000 cows but an increase of 210 000 in the total population over the previous year. Cattle were found on 64% of the 367 952 farms in the country, the av. number/farm being 10.6. During the year, 524...
Citation
Die osterreichische Rinderzucht 1971., 1972, pp 75 pp.