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 5.03
Milk (kg) -12.00 -0.014 0.17
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -8.10 -0.441 3.58
Fertility Sub Index -10.47
Calving Interval (days) 5.09 -1.459 -7.43
Survival (%) -2.72 1.117 -3.04
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.13
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 1.27 -0.432 -0.55
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index -5.31

* Based on an €80/tonne carbon price