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 -7.50
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) 11.79 -0.375 -4.42
Prot (kg) 6.32 -0.441 -2.79
Fertility Sub Index 4.97
Calving Interval (days) -2.40 -1.459 3.50
Survival (%) 1.31 1.117 1.46
Calving Sub Index 4.05
Gestation Length (days) -4.41 -0.919 4.05
Beef Sub Index 0.35
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.59 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 2.17

* Based on an €80/tonne carbon price