Combined analysis of data from two granddaughter designs: A simple strategy for QTL confirmation and increasing experimental power in dairy cattle oleh Blümel Jürgen, Boichard Didier, Averdunk Gottfried, Reents Reinhard, Reinhardt Fritz, Brenig Bertram, Russ Ingolf, Förster Martin, Medjugorac Ivica, Erhardt Georg, Weimann Christina, Hiendleder Stefan, Schwerin Manfred, Brockmann Gudrun A, Kühn Christa, Looft Christian, Xu Ningying, Thomsen Hauke, Malafosse Alain, Levéziel Hubert, Grohs Cécile, Reinsch Norbert, Bennewitz Jörn, Kalm Ernst