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 -5.79
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 9.40 -0.375 -3.52
Prot (kg) 5.50 -0.441 -2.43
Fertility Sub Index 3.18
Calving Interval (days) -1.31 -1.459 1.91
Survival (%) 1.14 1.117 1.27
Calving Sub Index 4.04
Gestation Length (days) -4.39 -0.919 4.04
Beef Sub Index -2.09
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 6.07 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -1.90

* Based on an €80/tonne carbon price