Data Source: Limagrain UK trials 1993 – 2019 (c) Control Tet: Tetraploid *No data available Disease Scores Dec 2017 Note: Not all varieties trialled every year, not all scores taken every year
Typical Yields and Feed Quality
Average dry matter yield
=
4 – 5.5 tonnes/ha
Average fresh yields
=
40 – 50 tonnes/ha
Dry matter
=
8 – 9%
Crude protein
=
17 – 18%
Digestibility value
=
68 – 70%
Metabolisable energy
=
11 MJ/kg DM
Data Source: Kingshay Forage Costings Report 2010
Typical Costs and Values
Total Cost
Cost per hectare
£305/ha
Cost per tonne fresh weight
£5
Cost per tonne utilised dry matter
£66
Relative value £/tonne DM
£135
Cost per litre of milk
2.7p
Cost per kilo of live weight gain
17.9p
Sowing rates per hectare
Drilled into Stubble
Drilled after Grass
Broadcast
4-5kg
5-6kg
6-7kg
Fertiliser Guidelines
SNS Index
0
1
2
3
4
5
6
Nitrogen (N) (kg/ha)
100
90
80
60
40
0 – 40
0
Phosphate (P₂O₅) (kg/ha)
85
55
25
0
0
0
0
Potash (K₂O) (kg/ha)
110
80
50 (-2) 20 (+2)
0
0
0
0
When grown as a catch crop after cereals, apply no more than 75kg N/ha at index 0 or 1. Further reductions may be made if the soil is moist and has been cultivated. For stubble turnips sown after mid-August, apply 50 P₂O₅/ha at index 0 only. Data Source: DEFRA Fertiliser Manual (RB209)
When grown as a catch crop after cereals, apply no more than 75kg N/ha at index 0 or 1. Further reductions may be made if the soil is moist and has been cultivated. Data Source: DEFRA Fertiliser Manual (RB209)
Data Source: Limagrain UK trials 1998-2019 (c) Control RT = Rhizomania tolerant *No data available Not all varieties tested every year Not all scores taken every year
Typical Yields and Feed Quality
Average dry matter yield
=
15 – 18 tonnes/ha
Average fresh yields
=
80 – 100 tonnes/ha
Dry matter
=
15 – 24%
Crude protein
=
12 – 13%
Digestibility value
=
78%
Metabolisable energy
=
12.5 – 13MJ/kg DM
The figures above relate to roots only. Leaves may also be fed after wilting and will contribute a further 3-4 tonnes of dry matter per hectare. Data Source: Kingshay Forage Costings Report 2010