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 0.07
Milk (kg) -90.00 -0.014 1.26
Fat (kg) 4.15 -0.375 -1.55
Prot (kg) -0.82 -0.441 0.36
Fertility Sub Index -1.60
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -1.84 1.117 -2.06
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -2.74
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 4.26 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index -1.06

* Based on an €80/tonne carbon price