Profile

Listed on the recommended list CHATSWORTH demonstrates high ME yield and D-value under grazing management. CHATSWORTH produces very good ground cover through to the 3rd harvest year. CHATSWORTH has one of the highest rating for Drechslera disease resistance.

• High energy yield
• Excellent persistence
• String disease resistance

General

Ploidy	tetraploid
Heading date	25/05
Recommended List status	PG - Provisional general use recommendation
Year First Listed	2020

Ploidy	tetraploid
Heading date	25/05
Recommended List status	PG - Provisional general use recommendation
Year First Listed	2020

Grazing management

Grazing yield (% of 8,79 t/ha)	100
Grazing D-value	76.7
ME Yield (% of 108 000 MJ/ha)	100
Ground Cover% (grazing)	67

Grazing yield (% of 8,79 t/ha)	100
Grazing D-value	76.7
ME Yield (% of 108 000 MJ/ha)	100
Ground Cover% (grazing)	67

Conservation management

Total yield year 1 (% of 15.47 t/ha)	101
1st and 2nd cut ME yield, first harvest year (% of 111 000 MJ/HA)	103
Total yield year 3 (% of 11.46 t/ha)	101
Total yield: Mean (% of 13,64 t/ha)	101
Ground Cover% (conservation year 3)	63

Total yield year 1 (% of 15.47 t/ha)	101
1st and 2nd cut ME yield, first harvest year (% of 111 000 MJ/HA)	103
Total yield year 3 (% of 11.46 t/ha)	101
Total yield: Mean (% of 13,64 t/ha)	101
Ground Cover% (conservation year 3)	63

Grazing seasonal growth

Early grazing yield (% of 1.37 t/ha)	98
Spring (% of 2.50 t/ha)	101
Early Summer (% of 2,99 t/ha)	103
Late Summer (% of 2.14 t/ha)	96
Autumn (% of 1.28 t/ha)	98

Early grazing yield (% of 1.37 t/ha)	98
Spring (% of 2.50 t/ha)	101
Early Summer (% of 2,99 t/ha)	103
Late Summer (% of 2.14 t/ha)	96
Autumn (% of 1.28 t/ha)	98

Conservation seasonal growth - year 1

1st cut (% of 6.63 t/ha)	102
1st cut D-Value	72.5
2nd cut (% of 3.11 t/ha)	110
2nd cut D-value	72.2
3rd cut (% of 2.67 t/ha)	99
4th+ cut (% of 2.99 t/ha)	94

1st cut (% of 6.63 t/ha)	102
1st cut D-Value	72.5
2nd cut (% of 3.11 t/ha)	110
2nd cut D-value	72.2
3rd cut (% of 2.67 t/ha)	99
4th+ cut (% of 2.99 t/ha)	94

Agronomic characters

Winter Hardiness (1-9, 1=poor 9=good)	7.4

Winter Hardiness (1-9, 1=poor 9=good)	7.4

Disease resistance

Crown Rust (1-9, 1=poor 9=good)	3.9
Drechslera (1-9, 1=poor 9=good)	6.5
Mildew (1-9, 1=poor 9=good)	7.3

Source: Recommended grass and clover lists for England and Wales 2026 / 2027

Crown Rust (1-9, 1=poor 9=good)	3.9
Drechslera (1-9, 1=poor 9=good)	6.5
Mildew (1-9, 1=poor 9=good)	7.3

Source: Recommended grass and clover lists for England and Wales 2026 / 2027