The sweater is knitted first and the embellishments are added afterwards. Special stitch called Rya stitch makes the fluffy sheep.
Yardage was estimated since the pattern calls for oz. Assuming that worsted weight yarn has about 50 yd. per oz.
The smaller numbers are for the smallest size. 3-9 oz of Light Green, 5-10 oz of Light Blue and 2-4 oz White
A few yards of black, red, and dark green. Yarn needle for embroidery.
Yarn totals will depend on the size chosen.