Why a Cornish Rex carries litter so far
A Cornish Rex tracks litter through the house because of how she uses the box and how she leaves it. She is an energetic digger who buries thoroughly, working fine litter grains up between her toes, and then she exits the way she does everything — athletically, with a leap that scatters whatever her paws hold across the nearest floor. From that landing point, grains travel on her feet and on yours down hallways and into carpets. The problem is therefore mostly mechanical, concentrated in the two metres around the box, and that is good news: fixing the exit route fixes most of the trail without changing anything about the cat.
Look at her actual setup before buying anything. A small box encourages vigorous digging in a confined space and a vertical exit. A smooth hard floor around the box lets every grain roll and travel, while a mat that is too small catches only the first step of a cat whose first step is a jump.
Rebuild the exit: box, mat, and landing zone
Start with space and surface. Give a Cornish Rex the largest box that fits the spot, filled to a depth that lets her dig without excavating to the base and flicking litter over the sides. Then control the landing: a large, deeply textured litter mat — the kind with a mesh or honeycomb layer that traps grains — placed so it covers her whole landing area and her first walking steps. Arrange the box so the opening faces the mat's length rather than a doorway, forcing a short walk across the catching surface instead of one hop onto bare floor. Shake the mat back into the box or bin daily and vacuum under it weekly, because a saturated mat stops catching and starts redistributing.
The two-minute daily landing-zone sweep matters more than any product. Grains caught while they are still within that small zone never become the house-wide problem; grains left there are collected by every passing foot, feline and human, and distributed for you.
Litter choice and paw habits for a fine-coated digger
Very fine, sandy litters cling most and pack between toes; a slightly larger, heavier grain generally shakes free at the mat instead of travelling, provided she accepts the change — transition gradually by mixing increasing proportions over several box fills, because a Cornish who dislikes the new feel underfoot may register her opinion beside the box instead. Keep the depth consistent, since a box filled deeper one week and shallower the next changes how much material her digging throws around.
Check her paws when tracking is worst. Grains lodged between the toes of a cat who has been digging in damp litter can be lifted out gently with a soft damp cloth, and the fur between her pads can be kept neat so it holds less. A Cornish who begins scattering litter dramatically may be digging frantically because the box is too dirty for a fastidious cat, rushing because another pet ambushes her at the exit, or hurrying because using the box has become uncomfortable. Rule out the ambush with a second exit route or a relocated box, restore a scooping rhythm of at least daily, and if she is also straining, visiting unusually often, or leaving the box unburied and bolting, have a veterinarian check her rather than upgrading the mat.
Divide the small daily jobs so they survive busy weeks: one person scoops, another shakes the mat and sweeps the landing zone. In KinsLe, Care Teams lets you put those litter-area tasks on a shared rota with completion marks, keeping your Cornish Rex's box exit as controlled on a chaotic day as on a quiet one.