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 6.68
Milk (kg) -108.00 -0.014 1.51
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -6.17 -0.441 2.72
Fertility Sub Index -4.57
Calving Interval (days) 2.21 -1.459 -3.22
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index 2.76

* Based on an €80/tonne carbon price