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 -1.60
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 2.94 -0.375 -1.10
Prot (kg) -0.65 -0.441 0.29
Fertility Sub Index -3.89
Calving Interval (days) 1.75 -1.459 -2.55
Survival (%) -1.20 1.117 -1.34
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.01
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -5.31

* Based on an €80/tonne carbon price