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 10.15
Milk (kg) -251.00 -0.014 3.51
Fat (kg) -8.51 -0.375 3.19
Prot (kg) -7.82 -0.441 3.45
Fertility Sub Index 1.22
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 0.82
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 19.67

* Based on an €80/tonne carbon price