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 11.20
Milk (kg) -324.00 -0.014 4.54
Fat (kg) -6.81 -0.375 2.55
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index -1.34
Calving Interval (days) 1.07 -1.459 -1.56
Survival (%) 0.20 1.117 0.22
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.67
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.88 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 7.42
Live WT (kg) -24.20 -0.307 7.42
Total Carbon Sub Index 16.37

* Based on an €80/tonne carbon price