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 8.11
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -8.95 -0.375 3.35
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -12.03
Calving Interval (days) 6.05 -1.459 -8.83
Survival (%) -2.87 1.117 -3.21
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.39
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index -4.27

* Based on an €80/tonne carbon price