11 min read Last updated: January 2026 Worried your 14hh New Forest is carrying too much, or trying to match a rider safely? This friendly, BHSaligned guide gives you exact numbers and a simple calculation18% of ideal bodyweight for routine work, 1015% for faster sessions, and subtract about 6.36 kg for tackso you ride confidently while protecting welfare and performance. Quick Summary Short on time? Here are the key takeaways. Area: Calculate safe load What To Do: Multiply ideal bodyweight by 0.18 for routine work and 0.100.15 for fast work/jumping to set the rider + tack limit. Treat this as a hard cap. Why It Matters: Evidencebased percentages protect welfare and performance. Common Mistake: Using height or breed reputation instead of weight percentages. Area: Count tack weight What To Do: Weigh saddle, bridle and extras, then subtract from the combined limit to find the rider maximum. Recheck after wet rides as water adds weight. Why It Matters: Tack often uses 57 kg of the allowance and can push pairs over. Common Mistake: Calculating from rider weight alone and ignoring equipment. Area: Adjust for intensity What To Do: Use up to 18% for gentle hacking, 1215% for schooling, and 1012% for jumping or fast, sustained work. Shorten sessions if near the cap. Why It Matters: Higher intensity multiplies strain on back and limbs. Common Mistake: Applying one limit to all activities. Area: Weigh your pony What To Do: Use a weighbridge or calculate Girth Length 11,880 and confirm with a weight tape. Record monthly and whenever condition changes. Why It Matters: Accurate bodyweight underpins safe load maths. Common Mistake: Guessing weight from eye or height and never remeasuring. Area: Assess conformation What To Do: Consider bone, topline, loin strength, age and body condition score (aim 2.53.0) to set your target within the range. Keep young, older or overweight ponies at the lower end. Why It Matters: Two 14hh ponies can carry very differently. Common Mistake: Assuming a chunky type can exceed guidelines. Area: Fit saddle correctly What To Do: Get professional saddle checks at least twice a year and after condition changes. Use pressuredistributing pads without adding bulky weight. Why It Matters: Good fit spreads load and prevents back pain at the same rider weight. Common Mistake: Choosing lighter tack that compromises fit and pressure distribution. Area: Monitor overload signs What To Do: Watch for reluctance, shortened stride, back soreness, hollowing, earpinning or poor recovery; stop and adjust immediately. Reduce load, check tack and seek professional advice. Why It Matters: Early action prevents injury and welfare issues. Common Mistake: Blaming behaviour without checking load and fit first. Area: Prioritise rider balance What To Do: Match riders by skill as well as weight, keeping novices well under 18%. Coach for a stable seat and suitable stirrup length. Why It Matters: An unbalanced seat increases effective load by 1015%. Common Mistake: Pairing riders solely by scale weight. In This Guide What can a 14hh New Forest pony carry? Does breed strength change the rule? How to calculate your ponys safe rider weight Activity level: hacking vs schooling vs jumping Conformation, condition and age: why two 14hh ponies arent the same Tack fit and distribution matter Spot the signs your pony is carrying too much Putting it into practice: typical rider scenarios and your kit checklist The New Forest pony is famous for being tough, versatile and unfussy but how much weight can a 14hh actually carry safely? If youre matching a rider to a New Forest or sense your current pairing is borderline, a few precise numbers and a simple calculation will keep you on the right side of welfare and performance.Key takeaway: A 14hh New Forest pony should carry no more than 18% of its ideal bodyweight in rider plus tack for routine work, and closer to 1015% for fast work or jumping.What can a 14hh New Forest pony carry?Under British Horse Society (BHS) guidance, a horse or ponys safe load is 18% of its ideal bodyweight in rider plus tack, with 10% recommended for high-intensity work. For a typical 14hh New Forest pony around 300 kg, thats about 54 kg (8.5 stone) for rider and tack; 20% (the absolute maximum some bodies cite) would be 60 kg (9.4 stone).Most 14hh New Forest ponies weigh between roughly 300360 kg, depending on build. At 18%, a 360 kg pony can carry about 65 kg in total (rider plus tack). Remember to deduct tack a standard pony saddle and bridle are commonly around 6.36 kg (1 stone) from that figure to find the riders maximum. For routine hacking and schooling, stay at or under 18%; for fast work, jumping, or prolonged arena schooling, 1015% is the safer target. See the BHS rider weight guidance here: BHS Rider Size and Weight.Does breed strength change the rule?No. The 18% guideline applies universally, although New Forest ponies historically have a reputation for carrying adults thanks to their strong native build and working heritage.Breed history and conformation certainly help. The official breed description notes sloping shoulders, strong quarters, plenty of flat bone, good depth of body, adding that New Forest ponies are quite capable of carrying adults. You can read the breed standard here: New Forest Pony Breed Description. But guidelines are there to protect welfare across all types and should be your baseline.New Forest ponies were bred to carry a stone per hand or a man to his work, and still do. New Forest pony breeder (via Horse & Hound forum)That historic stone per hand rule (so 14 stone for 14hh) reflects past usage, not modern welfare standards. Todays UK riding schools, trekking centres and event rules align with the BHS 18% threshold, often with additional margins for safety. Organisations like TREC GB and the RDA echo this: a fit horse can carry up to 18% including tack, with 20% an absolute maximum and 10% advised for more intense work. See TREC GB Rider Weight Guidance and the MyRDA Weight Chart Guidelines.How to calculate your ponys safe rider weightMeasure your ponys true bodyweight, multiply by 0.18 to get the combined rider-plus-tack limit, then subtract your tack weight to find the rider maximum. For fast work, use 0.100.15 instead.Because New Forest ponies vary in bone, depth and muscle, start with an accurate weight. If you dont have access to a weighbridge, use the standard girth-and-length formula endorsed by UK charities: Girth Length 11,880. Weight tapes and regular condition checks help you refine this over time. The MyRDA guidance emphasises that each equine is different and should be assessed individually on breed, conformation, body condition score and age, not just height: RDA Weight Guidelines.Example: If your 14hh New Forest weighs 320 kg by tape or formula:- 18% of 320 kg = 57.6 kg combined rider + tack- Deduct 6.36 kg for tack = about 51 kg (8 stone) as a rider maximum for routine hackingFor canter work, jumping or longer schooling sessions, use 1015%:- 10% of 320 kg = 32 kg (plus tack); 15% = 48 kg (plus tack)- With 6.36 kg of tack, rider maxima would be roughly 25.541.5 kg (46.5 stone)Balance matters as much as bodyweight. An unbalanced seat raises riding weight dynamically by 1015% due to force peaks through the back, so novices should be kept conservative within the 18% cap. As BHS puts it: no horse should be asked to carry more than it is comfortably able (BHS Rider Weight Policy).Quick tip: Re-weigh and recalculate at the start of each season. Tack fit changes with winter rugs and coat, and UK rain adds water weight to wet saddles and exercise sheets.Pro tip: Keep a simple conditioning routine and regular grooming to spot changes in topline and fat cover early. A tidy kit makes monitoring easier explore our grooming essentials for daily care.Activity level: hacking vs schooling vs jumpingUse 1015% of bodyweight in rider plus tack for fast work and jumping; for gentle hacking and light schooling a fit pony can approach 18% (and never exceed 20% absolute maximum).Intensity multiplies the strain on the back and limbs. TREC GBs guidance sets 18% for a fit horse as the working norm and 20% as an absolute ceiling for low-intensity activity, with 10% ideal for higher-intensity work. The BHS also highlights a 10% figure for competition or demanding sessions. Build fitness gradually, and if in doubt, reduce the rider weight or the session intensity.Gentle hacking on good footing: up to 18% combined rider + tack if the pony is fit and well.Schooling with frequent transitions: 1215%, especially for novices, to protect the back.Jumping or fast, sustained work: around 1012% is kinder, with close monitoring of recovery.For UK hacking, make visibility non-negotiable. Our riders love the confidence boost from hivis for hacking, especially on autumn afternoons and misty winter mornings.If youre adding cross-country schooling days, help protect limbs and tendons with well-fitted protective boots and bandages. Keep overall tack as light as safely possible when youre close to your calculated limit.Conformation, condition and age: why two 14hh ponies arent the sameA heavier-boned, well-muscled 14hh with a body condition score around 2.53.0 generally carries weight better than a fine-boned or overweight pony of the same height.Thicker cannon bones, broad loins and a well-developed topline support load more comfortably. Overweight ponies, despite a higher scale weight, are not better weight carriers: excess fat compromises back health and increases strain. Likewise, croup-high builds or weak backs limit capacity well below the theoretical maximum.Age matters. Young ponies still developing their backs and older ponies with age-related changes should work to the lower end of the range and build carefully. If youre conditioning a returning-to-work New Forest, add topline slowly with hill work, long-and-low schooling, and consistent in-hand routines.At Just Horse Riders, we often suggest a simple wellness stack for performance ponies: careful nutrition, routine dental checks, and where appropriate after veterinary advice targeted joint and conditioning supplements to support muscle development and comfort.Tack fit and distribution matterA correctly fitted, weight-distributing saddle protects the ponys back and can be the difference between comfortable and overloaded at the same rider weight.Factor in your tack weight (often about 6.36 kg for pony saddle and bridle) when you calculate capacity. Lighter is helpful, but only if fit and pressure distribution are excellent. Prioritise a saddle that clears the shoulders, supports even panel contact and sits stable under a balanced rider. Consider pressure-relief pads and numnahs to reduce peak forces, especially if your rider/tack total edges near your 18% allowance. Explore our pressurerelief saddle pads from LeMieux for consistent fit and comfort.In the UK, wet weather matters: soaked tack weighs more. If you hack in rain or winter drizzle, your exercise sheet and saddle cloth can add unplanned kilos. Balance warmth and waterproofing with overall weight by choosing well-cut, modern fabrics. For turnout days, smart layering with quality winter turnout rugs or cosy stable rugs keeps condition steady without piling on bulk.Quick tip: Recheck saddle fit at least twice a year. Topline changes from spring grass or winter detraining can shift balance and pressure points.Spot the signs your pony is carrying too muchReluctance to move forward, a shortened stride, back soreness, or behavioural changes are clear red flags that the pony is overloaded.Other indicators include ear-pinning on mounting, difficulty maintaining canter, hollowing, tail-swishing, or uneven sweat patterns under the saddle. If any appear, act fast:Reduce load immediately (lighter rider, shorter sessions, easier terrain).Check saddle fit and tack weight; switch to lighter, well-fitting options if needed.Give rest days and reassess body condition score.Consult your vet or a qualified instructor for a hands-on assessment.No horse should be asked to carry more weight than it is comfortably able. Failure to adhere will result in welfare concerns and potential injury. British Horse Society Rider Weight PolicyPutting it into practice: typical rider scenarios and your kit checklistUse your ponys actual weight, your riding goals, and tack weight to select a rider who fits within the 18% limit for routine work or 1015% for more intense sessions.Scenario 1: 14hh New Forest at 300 kg, light hacking18% capacity (rider + tack) = 54 kgMinus 6.36 kg tack = rider max about 47.5 kg (7.5 stone)A 12stone (76 kg) rider would exceed the safe limit for this pony.Scenario 2: 14hh New Forest at 360 kg, light hacking and occasional schooling18% capacity (rider + tack) = 64.8 kgMinus 6.36 kg tack = rider max about 58.4 kg (9.2 stone)A balanced small adult or teen rider could be appropriate; monitor comfort and recovery closely.Scenario 3: 14hh New Forest at 340 kg, jumping and faster workUse 1012% (rider + tack) = 3441 kgMinus 6.36 kg tack = rider max roughly 27.534.5 kg (4.35.4 stone)Best suited to a lightweight, experienced young rider for jumping phases, or consider a larger mount for heavier riders.Kit checklist to keep your pairing safe and comfortable:Accurate weight tracking: body condition scoring, regular measuring and a tidy grooming routine keep you honest about weight and topline.Back comfort: invest in quality pads like our LeMieux saddle pads to help even out pressure when youre near the safe limit.Rider safety: ensure a snug, certified riding helmet, supportive riding boots, and season-appropriate legwear like womens breeches or childrens jodhpurs for balance and stability.Hacking visibility: UK lanes and bridleways demand hivis clothing and accessories yearround.Seasonal comfort: protect condition with well-fitted turnout rugs in wet, cold spells, and switch to breathable fly rugs in summer to reduce fidgeting and energy waste swishing flies.Treats and motivation: a few lowkey treats at the end of a good session never go amiss.At Just Horse Riders, we recommend reassessing pairings at the start of spring and autumn when UK weather, footing and workloads change. If you need to lighten your setup, consider modern materials and proven brands across our ranges, including WeatherBeeta rugs for reliable seasonal protection.In short, start with the maths, adjust for intensity, and keep welfare central. If your sums dont add up for a given rider, the humane answer is to choose a different mount or change the job.FAQsDoes the 1520% rule actually apply to New Forest ponies, or are they stronger?Yes, it applies. The BHS 18% rule is the UKs standard across all types. New Forest ponies are famously strong and often feel like they carry more, but individual conformation, fitness and condition matter more than breed reputation. Use the 18% figure as your baseline and reduce for higher-intensity work. Sources: BHS, TREC GB.Can a 14hh New Forest safely carry a 12stone (76 kg) adult?Often, no. A 300 kg 14hh has an 18% capacity of 54 kg including tack; with ~6.36 kg of tack, the rider slice is about 47.5 kg. Even a chunky 360 kg pony has a rider allowance around 58.4 kg (9.2 stone) after deducting tack, which is still under 12 stone. Always calculate from your ponys real weight and adjust for workload.What if my pony is heavierboned and chunky can it carry more?Chunky build, thicker cannon bones and good muscle improve weightcarrying compared to fineboned ponies, but they dont override the guideline. The RDA stresses each equine must be assessed individually on breed, conformation, body condition and age not height alone. See the MyRDA Weight Guidelines.How do I weigh my pony accurately without a scale?Use the girth-and-length formula (Girth Length 11,880) and a weight tape, checking consistently each month. Combine this with body condition scoring (target 2.53.0) to stay within safe limits. Recalculate whenever condition changes, tack changes or seasons shift.Whats the difference between scale weight and riding weight?Dynamic riding weight can exceed the riders scale weight by 1015% because of movement and balance shifts. This is why experienced, balanced riders are easier to carry than novices of the same weight, and why novices should stay well within the 18% limit.How much does tack count towards the limit?Count all of it. A typical pony saddle and bridle combined weigh around 6.36 kg (1 stone), but measure your own kit for accuracy. In wet UK weather, soaked pads and exercise sheets add water weight that also counts.What should I do if my pony shows signs of being overloaded?Stop, reduce the load or session intensity, and reassess. Check saddle fit, consider a lighter rider, and consult your vet or a qualified instructor. Watch for reluctance to go forward, shortened stride, back soreness and behavioural changes these are classic overload warnings.Final word: For a 14hh New Forest, start with the 18% rule, factor in tack, and curb to 1015% for faster work. Combined with good conformation assessment, correct tack fit and sensible UKseason planning, youll keep your pony comfortable and keen for years to come. Shop the Essentials Everything mentioned in this guide, ready to browse. Shop Grooming KitShop Hi-Vis GearShop Boots & BandagesShop Turnout RugsShop Supplements