From the Knit Rowan website:
Knit this women’s intarsia back detail cardigan from Pioneer, a design by Martin Storey using the wonderful yarn Creative Focus Worsted (wool and alpaca). With a beautiful peacock feather design on the back of the garment, drop shoulder and contrasting colour edgings, this knitting pattern is for the intermediate knitter.

Finished width dimensions:
64.5: 69.5: 75.5: 81.5: 88.5 cm
25.5: 27.5: 29.5: 32: 35 inches

Yarn Information:
A - Mulch 00006
6, 7, 8, 8, 9 skeins
1320, 1540, 1760, 1760, 1980 yards

B - Syrah 02025
2, 2, 2, 2, 3 skeins
440, 440, 440, 440, 660 yards

Extras:
QTY (3) BN1369 buttons from Bedecked