Still willing, quietly thinner
A senior Tennessee Walking Horse commonly stays in light work into his late twenties, because riders prize the breed's smooth running walk. That long working life changes what an appetite and weight shift means. Instead of the retired horse who rounds out on an unchanged ration, the still-working Walking Horse more often thins on one: he eats with reasonable enthusiasm, finishes most of what he is given, and yet his ribs begin to show through a coat that hid the change for weeks. The trap is his attitude. A horse who still steps out freely, ears forward, feels like a horse who is doing fine, so owners blame the season or the hay rather than asking whether the job has quietly outgrown the feed bucket.
Feed the job he is actually doing
Matching intake to a working senior Tennessee Walking Horse starts with honesty about the workload, counted in rides per week and miles per ride rather than in intentions. A horse gaiting out three or four times a week is spending energy a pasture ornament is not, and his ration should be built the way it was in his prime: forage first, then enough additional feed to cover the work. If weight is slipping, increase the forage side before reaching for bigger grain meals, and split hard feed into smaller, more frequent portions that an older digestive system handles more comfortably. Recheck condition with hands and a weight tape after any fortnight of heavier riding, because a working senior can lose in a month what a retired horse would take a season to gain.
Teeth after two decades of work
Twenty-plus years of grazing and hay leave their mark on a Tennessee Walking Horse's mouth, and dental wear is the quiet partner in many senior weight stories. Cheek teeth develop sharp points and uneven surfaces, some loosen, and grinding long-stem hay becomes slow, tiring work even for a horse whose appetite is intact. Watch how this horse eats rather than only how much: hay left spread and trampled, half-chewed wads dropped near the feeder, or a horse who finishes his bucket feed but walks away from coarse hay is telling you the chewing, not the hunger, is failing. Shorter-chopped forage and soaked feeds can keep fibre going in while you arrange a dental examination, and a twice-yearly look in an older horse's mouth catches wear before it costs condition.
Trail season thin, winter round
Condition in a working Tennessee Walking Horse often swings with the calendar in a way that confuses owners who weigh once a year. Through a busy trail season of regular rides, condition trends down even on a generous ration, because the work is real and the days are long. Then winter arrives, rides shrink to occasional weekends, the ration stays at its summer level, and the same horse rounds out and develops fat over the crest. The fix is seasonal feeding in both directions: build the ration up as the trail miles build, and step it back down when the work steps down, rather than feeding one fixed menu to two very different horses who happen to share a name.
When a dull appetite is not about work
A Tennessee Walking Horse who suddenly leaves feed he normally finishes deserves a different reading from one who is simply thinning on an honest workload. Refusing meals outright, new drooling or dropping of feed, bad breath, a swollen jaw, or any change in that famously even gait — a shortening stride, uneven head movement, reluctance to move out — are reasons to call the vet rather than adjust the bucket. Weight loss paired with a dull coat, fading energy, or a horse who stops meeting you at the gate points the same way. Bring the recent history to that call: what he was fed, how much he worked, and when the eating changed. KinsLe Pet Passport keeps this Tennessee Walking Horse's ride log, dental findings, and weight tapes in a single record, so the vet reviewing a sudden appetite change can see the working life behind it instead of reconstructing it from memory.