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 9.92
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -8.84 -0.441 3.90
Fertility Sub Index 1.60
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.87 1.117 0.97
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.24
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.97 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 6.22
Live WT (kg) -20.30 -0.307 6.22
Total Carbon Sub Index 21.68

* Based on an €80/tonne carbon price