SF SpliceAR1

Quality hybrid option

SF Splice AR1 is a new multi-cross festulolium with AR1 endophyte which started its life in 1997 with the final cross been completed in 2007/08. There are 4 main parents in Splice and they come from 22 crosses involving italian ryegrass, perennial ryegrass, tall fescue and meadow fescue. It has a heading date 19 days later than Nui, and would be classed as a hybrid grass with 2–5 years persistence depending on summer dry. Some of the varieties that make up the crosses of SF Splice AR1 are Concord, Galaxy AR1, Advance tall Fescue, Feast, Banquet and some tall fescue and meadow fescue germplasm from Japan and Europe.

Agronomic features:
  • Hybrid cross including Italian ryegrass, perennial ryegrass, tall fescue & meadow fescue

    High winter production similar to italian ryegrass. Improved heat tolerance from tall fescue. Excellent quality from meadow fescue. Better suited to summer rainfall or irrigation

  • Contains AR1 endophyte

    Improved persistence over nil endophyte options. Safe grazing for all stock, including horses

  • Medium term option

    Well suited to medium term options where 3–5 years of highly productive pasture life is required

 

CULTIVAR AUTUMN YIELD WINTER YIELD SPRING YIELD SUMMER YIELD TOTAL YIELD
SF Splice AR1 113 110 105 102 108
Maverick G2 110 106 103 106 105
Perun 82 88 95 89 90
Horizon 79 86 92 88 88

* Based on yield from trials under sheep & beef grazing at Armidale & Whorouly 2010 and Tenterfield 2011.

CULTIVAR PLOIDY WINTER
YIELD
SPRING
YIELD
0.
YIELD
TOTAL
YIELD
FLOWERING
FROM TETILA
ME
MJ/
KG
DM
CP % NDF
%
EXTRA
MEAT
VALUE
$/HA
EXTRA
MILK
VALUE
$/HA
NO. OF
TRIALS
% CRUSADER NSW WA
SF Indulgence dip. 98 106 103 102 +14 +21 11.35 21.87 43.45 +$251 +$400 41
Crusader dip. 100 100 100 100 +12 +18 11.10 22.29 46.08 $0 $0 42
Feast II tet. 101 103 104 102 +12 11.20 22.51 44.44 $114 $200 37
Jeanne tet. 90 97 81 94 +14 11.26 20.65 44.12 $0 +$52 15

Sowing rate

8-12kg/ha

Stock suitability

All livestock types

Maturity

Late maturity

Australian release

2012