CALIBRA
Lolium perenne
- CALIBRA copes with all climates
- CALIBRA has a high sugar content
- CALIBRA is highly digestible
- CALIBRA yields very high and stable
Has Proved to Cope With all Kinds of Weather
CALIBRA has proved to do what no variety has ever done before: To be very productive under a long growing season as in UK, to be very disease resistant especially against rust in France and to be very winterhardy even in Russia!
A Very High Digestibility and Sugar Content
The digestibility of CALIBRA is high, which is related to the high sugar content of the variety.
Very High and Stable Yields
Good spring growth combined with intermediate heading is useful for early production. The regrowth and production over summer is very high. This places CALIBRA among the top varieties.
Technical Specifications
- Perennial ryegrass
The Fantastic PAN-European Variety!
- Listed/recommended in EU AT BA BE BY CH CZ DK EST LIT LV NO PL RU UA UK
- Lateness: Intermediate
Product information
Find and compare seeds
Not sure if this the right choice for your need? Use our seed comparison tool and find your perfect variety match!
Specification and ratings
Relative drymatter yield in official trials
Source: NIAB official results UK| CALIBRA | Fennema | |
| Grazing | 104 | 100 |
| Conservation | 105 | 100 |
Sugar content measured at DLF
Source: DLF laboratory results (St. Heddinge, Denmark)| CALIBRA | Fennema | |
| Sugar content measured at DLF-TRIFOLIUM | 29,92 | 26,39 |
Return to overview pages
Species and varieties
We offer a wide range of healthy, quality forage grass species to optimize your milk and meat production. See all species here.
Perennial ryegrass 4n
Perennial ryegrass is a high yielding, quality grass. The best varieties are persistent under a grazing management, provided they are well fertilized and managed.