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 8.68
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -5.65 -0.375 2.12
Prot (kg) -7.87 -0.441 3.47
Fertility Sub Index 1.39
Calving Interval (days) -0.58 -1.459 0.85
Survival (%) 0.49 1.117 0.55
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.74
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.58 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 4.63
Live WT (kg) -15.10 -0.307 4.63
Total Carbon Sub Index 19.15

* Based on an €80/tonne carbon price