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 -5.78
Milk (kg) 6.00 -0.014 -0.08
Fat (kg) 9.07 -0.375 -3.40
Prot (kg) 5.20 -0.441 -2.30
Fertility Sub Index 6.09
Calving Interval (days) -2.95 -1.459 4.30
Survival (%) 1.60 1.117 1.79
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index -1.20
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 9.25 -0.432 -3.99
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index 3.82

* Based on an €80/tonne carbon price