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 3.11
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -3.27 -0.375 1.22
Prot (kg) -3.03 -0.441 1.34
Fertility Sub Index 2.09
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index -0.28
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.72 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 7.65

* Based on an €80/tonne carbon price