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 10.29
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -12.37 -0.375 4.63
Prot (kg) -8.37 -0.441 3.69
Fertility Sub Index -4.18
Calving Interval (days) 1.92 -1.459 -2.80
Survival (%) -1.23 1.117 -1.37
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -2.34
Carcass Weight (kg) 3.10 -0.528 -1.64
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index -0.58
Live WT (kg) 1.90 -0.307 -0.58
Total Carbon Sub Index 2.22

* Based on an €80/tonne carbon price