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 -8.00
Milk (kg) 222.00 -0.014 -3.11
Fat (kg) 7.47 -0.375 -2.80
Prot (kg) 4.74 -0.441 -2.09
Fertility Sub Index 2.50
Calving Interval (days) -1.03 -1.459 1.50
Survival (%) 0.89 1.117 0.99
Calving Sub Index 1.42
Gestation Length (days) -1.55 -0.919 1.42
Beef Sub Index -1.77
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.28 -0.432 -3.14
Maintenance Sub Index Maint. Sub Index -3.49
Live WT (kg) 11.40 -0.307 -3.49
Total Carbon Sub Index -9.34

* Based on an €80/tonne carbon price