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 9.53
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -8.81 -0.441 3.89
Fertility Sub Index -2.96
Calving Interval (days) 2.09 -1.459 -3.05
Survival (%) 0.08 1.117 0.09
Calving Sub Index -1.59
Gestation Length (days) 1.73 -0.919 -1.59
Beef Sub Index -0.11
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index -0.86
Live WT (kg) 2.80 -0.307 -0.86
Total Carbon Sub Index 4.00

* Based on an €80/tonne carbon price