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 10.08
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -11.23 -0.375 4.21
Prot (kg) -7.29 -0.441 3.22
Fertility Sub Index 3.23
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.05
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.71 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 5.18
Live WT (kg) -16.90 -0.307 5.18
Total Carbon Sub Index 22.13

* Based on an €80/tonne carbon price