Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 10.74
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -14.61 -0.375 5.47
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 0.68
Calving Interval (days) -0.13 -1.459 0.19
Survival (%) 0.44 1.117 0.49
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.95
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) -2.55 -0.432 1.10
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 24.69

* Based on an €80/tonne carbon price