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 6.60
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -7.15 -0.375 2.68
Prot (kg) -5.58 -0.441 2.46
Fertility Sub Index 1.64
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.19
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 15.24

* Based on an €80/tonne carbon price