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 -3.15
Milk (kg) 53.00 -0.014 -0.74
Fat (kg) 1.84 -0.375 -0.69
Prot (kg) 3.90 -0.441 -1.72
Fertility Sub Index -8.18
Calving Interval (days) 4.16 -1.459 -6.07
Survival (%) -1.89 1.117 -2.11
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index 0.47
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -9.35

* Based on an €80/tonne carbon price