The Campbell appetite that outlasts the laying that justified it
An aging Khaki Campbell duck presents a puzzle at the feeder: appetite strong, dish emptied, weight drifting. Khaki Campbells are famous layers, bred to convert feed into eggs at a rate few ducks match. A senior hen in transition may still produce regularly enough to drain herself while looking, to an owner watching only the bowl, like a bird doing well.
The reverse also happens in this breed. A Campbell whose laying stops early in old age keeps the hearty appetite of a layer with nowhere for the energy to go, and she gains, particularly internal fat an owner cannot see on a compact khaki-feathered frame. Both directions begin with the same misleading sign, a duck who still loves her feed.
Handling a small duck who hides change under feathers
In an aging Khaki Campbell duck, condition lives under a deceptively tidy outline. The breed is mid-sized, neat, and evenly feathered, so neither loss nor gain announces itself across the pen. Pick the bird up and run a thumb along the keel. In the hen losing ground, the bone stands proud with a hollow either side. In the hen gaining after laying, the keel feels increasingly buried and the abdomen fuller and softer behind the legs.
Because Campbells are busy, somewhat flighty birds, tie handling to a calm routine moment, such as the evening shut-in, and keep it brief. A fortnightly heft with a written note outperforms a monthly guess, and comparing the same hen to her own last note matters far more than comparing her to a younger flock mate.
Reading eggs as part of the weight record
An aging Khaki Campbell duck cannot be condition-scored honestly without her egg diary. Note eggs collected per hen where housing allows, or per pen with the senior hens marked in your records, and set that beside appetite and heft. A hen laying five eggs a week and losing keel cover needs feeding support and a vet conversation about the toll of continued production. A hen laying none and gaining needs restraint, not extra rations offered out of senior sympathy.
Season bends both lines. Campbells commonly ease off in winter darkness and surge again in spring, and a senior hen's spring return to laying can pull condition down quickly after a comfortable winter. Knowing her personal pattern, from records rather than recollection, stops normal seasonality being mistaken for decline, and real decline being excused as seasonality.
Feeding the senior Campbell by her actual output
For an aging Khaki Campbell duck, match the richness of what you offer to what she is actually doing. A hen still in meaningful lay earns a layer-quality ration and constant access to a calcium source she can take as she chooses, offered separately so she self-serves. A retired hen does better on a plainer maintenance diet with generous foraging, because layer richness fed to a non-layer is stored, not spent.
Give the senior bird feeding space away from younger, quicker ducks, scatter part of the ration so she forages rather than bolts it under pressure, and keep drinking water deep enough for full head-dipping beside the feed. Note which ration change you made and when, so a later weight shift can be read against it.
When a Campbell's appetite change is a warning
An aging Khaki Campbell duck who goes off her feed, stops laying suddenly outside a seasonal pattern, feels drastically lighter within weeks, or sits fluffed and disinterested in the flock needs a veterinarian promptly. laboured breathing, a swollen or hot abdomen, limping that worsens, or droppings that change sharply and persist also move a senior Campbell out of the watch-and-record category.
Steadier change, a slow keel sharpening in a bright, active hen, still deserves a planned vet visit where the egg and weight records do the talking. Keeping those paired Campbell laying and condition notes in KinsLe through Pet Passport gives the vet the production history behind the bird in front of them.