Summary of Cost of various Trellising Systems
J L TRUTER AND P C BOTHA
Agricultural Economists – VinPro (SA) Consultation Services
ROW WIDTH
POLE LENGTH 2.1m 2.5m 2.75m 3.0m 3.3m
TRELLIS SYSTEM 47 rows 40 rows 36 rows 33 rows 30 rows
Rand/ha Rand/ha Rand/ha Rand/ha Rand/ha
One strand hedge 1.2m 5 524 4 710 4 264 3 868 3 504
Two strand hedge 1.5m 7 230 6 150 5 560 5 044 4 560
Three strand hedge 1.8m 9 174 7 808 7 096 6 442 5 866
Three strand hedge 2.1m 10 502 8 938 8 113 7 374 6 713
Four strand hedge 2.1m 11 031 9 395 8 498 7 758 7 073
Four strand hedge 2.4m 12 463 10 614 9 595 8 764 7 988
Five strand hedge 2.4m 13 015 11 090 10 019 9 136 8 358
Perold 1.8m 9 175 7 808 7 094 6 438 5 861
Movable Perold 2.1m 12 256 10 487 9 546 8 692 7 978
Four strand extended Perold 1.8m 10 075 8 584 7 764 7 088 6 467
Four strand extended Perold 2.1m 12 015 10 224 9 283 8 430 7 693
Five strand extended Perold 2.1m 12 314 10 499 9 485 8 656 7 942
Five strand extended Perold 2.4m 13 746 11 718 10 582 9 661 8 857
Movable five strand extended Perold 2.4m 13 616 11 662 10 560 9 659 8 883
Six strand extended Perold 3.0m 16 966 14 443 13 033 11 918 10 847
Five strand double extended Perold 1.8m 11 768 10 027 9 077 8 258 7 581
Six strand double extended Perold 2.4m 14 289 12 143 10 959 10 014 9 114
Seven strand double extended Perold 3.0m 17 484 14 890 13 432 12 293 11 175
Double Perold 1.8m 10 687 9 094 8 266 7 497 6 846
Five strand extended double Perold 1.8m 11 216 9 529 8 629 7 860 7 184
Six strand extended double Perold 2.4m 14 505 12 356 11 173 10 180 9 328
Seven strand extended double Perold 3.0m 17 734 15 070 13 612 12 425 11 306
Scott Henry 2.7m 19 334 16 462 14 871 13 561 12 381
Grobbelaar 2.1m 0 21 735 20 132 18 526 17 727
T-system 2.4m 0 0 15 011 13 662 12 492
Lyre system 2.4m 0 0 23 321 21 328 19 367
U-system 2.1m 0 0 0 24 547 22 547
Slanting trellis – 1.5m slanting pole 2.4m 0 0 16 209 14 780 13 458
Slanting trellis – 1.8m slanting pole 2.4m 0 0 19 905 16 814 14 958
Gable system 2.1m 0 0 24 896 24 370 21 626
Factory roof 2.1m 0 0 25 622 25 100 22 841
Wire gable 2.1m 0

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