This pattern is written in US crochet terms and is in the easy skill level category.

Finished Measurements:
Neck - 8 inches
Chest - 14 inches
Belly - 16 inches
Length - 14 inches

The sizing provided is approximate. Depending on your tension, the finished measurements may vary by about 1/2 inch.

You may try using a different weight yarn and
larger or smaller hook size to obtain your desired
measurements.