From the Knit Rowan website:
Knit this women’s slip stitch sweater from Rowan Knitting & Crochet Magazine 56, a design by Lisa Richardson using the luxury Mohair Haze (mohair & wool). With set in contrast patterned sleeves, this knitting pattern is for the intermediate knitter.

Finished chest width dimensions:
48: 52: 60.5: 64.5: 73 cm
19: 20½: 24: 25½: 28½ inches

Yarn Information:
A - Caress 525
4, 4, 4, 5, 5 skeins
448, 448, 448, 560, 560 yards

B - Cuddle 520
3, 3, 3, 3, 4 skeins
336, 336, 336, 336, 448 yards

C - Hug 524
4, 5, 5, 6, 6 skeins
448, 560, 560, 672, 672 yards

D - Love 530
3, 3, 3, 4, 4 skeins
336, 336, 336, 448, 448 yards

E - Kiss 527
2, 2, 2, 3, 3 skeins
224, 224, 224, 336, 336 yards