A Border Collie in trial season burns considerably more than the same dog in February, and the feeding plan has to move with it. Practically, that means recalculating the daily total with a higher activity multiplier, typically 2.0 to 2.5 times resting needs during heavy weeks rather than the 1.6 that suits an off-season pet, then splitting it so the biggest meal never lands close to a run. Most competing Border Collies in a busy stretch need somewhere between 1,000 and 1,650 calories a day. Set the number, hold it two to three weeks, and let body condition tell you whether you got it right.
What a trial weekend actually costs
The calorie cost of competition is easy to overestimate and easy to underestimate at the same time. Two minutes of agility is not a marathon. But a trial weekend is rarely two minutes. It is early loading, a long drive, hours of arousal in a crate, several runs across two days, warm-up and cool-down each time, and a dog whose nervous system never fully switches off.
Arousal itself is metabolically expensive. A Border Collie who spends six hours vibrating at the ring gate is spending energy even when standing still. Heat adds to the bill, and so does a cold, damp field in late season.
The honest answer is that competition weeks cost more than training weeks, training weeks cost more than rest weeks, and the multiplier is the tool for handling that rather than a permanent bump in the ration.
Baseline first, then the season multiplier
Same arithmetic as any dog, with a different multiplier at the end.
Divide ideal weight in pounds by 2.2 for kilograms. Multiply 70 by that figure raised to the 0.75 power to get resting calories. Then choose the multiplier honestly:
- 1.6 for the off-season: walks, a bit of training, normal household life.
- 2.0 to 2.2 for regular training weeks and standard trial weekends.
- 2.5 and up for a heavy competition stretch, long herding work, or cold-weather trialling.
Divide by the calories per serving on your food to get servings per day. The illustration below uses a 2.2 multiplier for the season column and 350 calories per cup for the servings column, both purely as worked examples. Use your own product's figure.
Those are starting points. Run the season number for two to three weeks at the start of the campaign, then score the dog and shift the total by about ten percent in whichever direction the ribs and waist call for. A dog who is losing condition mid-season needs more, and a dog softening around the loin needs less.
Whatever you feed at that volume needs to be complete and balanced for adult maintenance, which is a label question rather than a marketing one. AAFCO's consumer guide explains where the nutritional adequacy statement sits and how to read it.
Timing meals around runs
This is where competition feeding differs most from ordinary feeding.
- No large meal within three hours of a run. A full stomach on a dog doing tight turns is uncomfortable and, in deep-chested dogs, unwise.
- Small and early on trial mornings. Roughly a quarter of the daily ration, three or more hours before the first run, works for many handlers.
- The bulk of the food goes in after the day is done. Give the dog thirty to sixty minutes to come down from arousal first, because a wired dog often will not eat and may not digest well if he does.
- Between runs, keep it small. A few pieces of the dog's own measured ration used as reinforcement is preferable to a novel treat at a trial, which is a poor place to discover a food sensitivity.
A fresh, gently cooked ration like Beef suits this pattern reasonably well, because it comes in measured portions and it is easy to divide precisely when you are working out of a cooler in a car park. Portioned food also means the split between a small trial breakfast and a large evening meal stays accurate instead of drifting.
Hydration and the water that comes with food
A panting dog in a hot field loses water fast, and a dehydrated dog performs badly before anyone notices. Offer water frequently in small amounts rather than letting him drain a bucket after a run.
Food that carries its own moisture helps at the margins, particularly for dogs who drink poorly away from home. It is a supplement to offering water, not a replacement for it.
Heat deserves respect at outdoor trials. Shade the crate, use airflow, cool the dog actively after runs, and know the early signs of heat trouble: heavy unrelenting panting, bright red gums, a dog who seems disoriented or unusually slow to recover. Heat stroke is a same-day emergency and needs a veterinarian immediately. The AVMA's warm weather safety page covers the practical steps and is worth reading before the first hot weekend rather than during it.
Body condition under a working coat
A Border Collie's coat hides the loin, so do this by hand every couple of weeks through the season.
Run a flat palm along the ribcage with light pressure. On a fit competing dog the ribs are easy to find under very little covering, and that is correct for an athlete. Look down from above for a clear waist behind the ribs. From the side, the abdomen should tuck up noticeably.
The direction of drift matters more than the snapshot. A dog whose ribs are getting harder to find mid-season is being overfed for his actual workload. A dog whose spine and hip points are becoming prominent, or whose muscle over the shoulders and thighs is thinning, is being underfed and needs the multiplier raised. Sustained weight loss during a season, despite an increased ration, is a reason to see your veterinarian rather than simply to feed more.
The off-season correction
The most common feeding error in performance dogs happens in November. Season ends, the volume of work drops by half, and the ration stays where it was. Six weeks later the dog is carrying weight he will spend the spring losing.
Drop the multiplier back toward 1.6 within a week or two of the last event, recalculate, and check condition monthly through the quiet months. It is far easier to hold a dog at competition weight than to bring him back down to it.
Frequently asked questions
How many calories does a Border Collie need?
An off-season adult at 30 to 50 pounds typically needs around 795 to 1,165 calories a day, and the same dog in a heavy trial stretch may need 1,090 to 1,600. Calculate resting needs as 70 times ideal kilograms to the 0.75 power, then multiply by 1.6 for a pet routine or 2.0 to 2.5 for real competition work.
When should I feed my dog on a trial day?
Keep the morning meal small and put it in at least three hours before the first run, then feed the main meal once the day is finished and the dog has settled. Between runs, use small amounts of his normal ration rather than novel treats. A full stomach close to a run is uncomfortable and best avoided.
Should a performance dog eat more protein?
Working dogs benefit from adequate protein to maintain and repair muscle, but the practical answer for most competitors is a complete adult diet fed at the right calorie level rather than a specialty formula. If you are considering a change for a dog with a demanding schedule, ask your veterinarian to look at the whole diet rather than adding protein on top.
My Border Collie will not eat at trials. What should I do?
This is common, and it is usually arousal rather than appetite. Give him quiet crate time and thirty to sixty minutes to come down before offering food, and put most of the day's calories into the evening meal at home or at the hotel. Persistent refusal across an entire weekend, or a dog who also refuses at home, is worth a veterinary check.
How do I know if my competing dog is too thin?
Athletic condition means easily felt ribs with light covering, a clear waist and a visible tuck, which reads leaner than a typical pet dog. It crosses the line when the spine and hip bones become prominent or the muscle over the thighs and shoulders starts to thin. That picture calls for more calories and a conversation with your veterinarian.