Meassurements of environmental performance
| Euro class, trucks | 1999 | 2004 | 2010 |
| EUR 1 | 16,9% | 0,0% | 0,0% |
| EUR 2 | 22,8% | 14,2% | 0,0% |
| EUR 3 | 37,5% | 85,8% | 47,3% |
| EUR 4 | 0,0% | 0,0% | 0,0% |
| EUR 5 | 0,0% | 0,0% | 52,7% |
| Capacity per unit (cbm) | 1999 | 2004 | 2009 |
| Mega trailer | 101,7 | 101,7 | 101,7 |
| Trailer 13,6 m. | 83,3 | 83,3 | 83,3 |
| Box 13,6 m | 80,9 | 80,9 | 80,9 |
| Trailer 12,6 m | 77,8 | 77,8 | 0 |
| Jumbo trailer | 87,0 | 0 | 0 |
| Average | 94,0 | 95,7 | 100,2 |
| Suppliers classification | 1999 | 2004 | 2009 |
| Class 1 = environmental certified | 6,9% | 16,7% | 33,4% |
| Class 2 = in certification process | 27,6% | 55,6% | 29,6% |
| Class 3 = others | 65,5% | 27,7% | 37,0% |