National Producer Number definition, categories, type and other relevant information provided by All Acronyms. NPN stands for National Producer Number Search for acronyms, abbreviations,
Height Considerations. There are no height limits for jockeys. However, jockeys tend to be shorter than normal to meet the weight guidelines. The average height for a jockey is between 4 feet 10 inches and 5 feet 6 inches.eight Limits. Depending on specific race and track guidelines, a jockey must weigh between 108 and 118 pounds without clothing and equipment, which can add a significant number of pounds.
Height doesn't matter as much for the horses health, but it can affect how you feel when you ride. most 12 hand ponies will weigh between 600 and 700 lbs unless he is a draft mix then add 150 lbs. The average weight of a 14 hand Quarter horse is 900lbs. I would say something near 600 pounds. My 12.3 hh pony is about 650, and he's about as chunky as your pony.