From Verena Stricken (German edition):

Modell 64 - Rolli mit Zopfmuster und Querstreifen

Material: Schachenmayr „Silenzio Color“ (50% Polyacryl, 25% Schurwolle, 25% Alpaka, LL ca. 60 m/50 g): ca. 250 (300-350) g Jamaika Color Fb 00182; „Extra Merino“ (100% Merinowolle, LL ca. 130 m/50 g): ca. 200 (250-300) g Cayenne Fb 00027

From Verena Knitting (English edition):
Finished measurements:
Chest: 29, 30.25, 32”
Length: 18.5, 20, 21.75”
Upper Arm: 10.75, 11.75, 14.25”

Yarn requirements:
5, 6, 7 balls (330, 396, 462 yards) Silenzio Color in #00182 Jamaika

4, 5, 6 balls (572, 715, 858 yards) Extra Merino in #00027 Cayenne