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Training timeline, with the number of rewarded P trials (P-Rew), unrewarded P trials (P-Unr), and unrewarded N trials (N-Unr) per cow in each consecutive three-day block.
| Days | P-Rew trials | P-Unr trials | N-Unr trials | Total trials |
|---|---|---|---|---|
| 1–3 | 1 | 0 | 0 | 1 |
| 4–6 | 2 | 0 | 0 | 2 |
| 7–9 | 2 | 0 | 1 | 3 |
| 10–12 | 2 | 0 | 2 | 4 |
| 13–15 | 2 | 0 | 3 | 5 |
| 16–18 | 2 | 1 | 3 | 6 |
