For a standard rectangular goat or sheep shed, the 2x2 ft slat is usually the more efficient choice, and it's the size most of our farm customers order. Because each panel covers four times the area of the 2x1 ft slat, flooring the same total pen size takes fewer individual pieces — which means less time spent interlocking panels edge to edge and fewer seams overall across the finished floor.
The trade-off against the 2x1 ft slat is flexibility: a 2x2 ft panel is a poorer fit for tight corners, narrow walkways, or oddly shaped pen sections, where it either needs on-site cutting or leaves an awkward gap. For a large, open, regularly shaped pen, though, that's rarely an issue, and the faster installation and lower total seam count are a genuine practical advantage. Like the 2x1 ft slat, the raised, slotted surface lets waste drain through rather than pool underfoot, which is the core hygiene benefit of slatted flooring over solid concrete or bare ground.