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 3.39
Milk (kg) -72.00 -0.014 1.01
Fat (kg) 0.13 -0.375 -0.05
Prot (kg) -5.51 -0.441 2.43
Fertility Sub Index -1.61
Calving Interval (days) 0.40 -1.459 -0.58
Survival (%) -0.92 1.117 -1.03
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index -5.14
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 10.81 -0.432 -4.67
Maintenance Sub Index Maint. Sub Index -3.03
Live WT (kg) 9.90 -0.307 -3.03
Total Carbon Sub Index -4.27

* Based on an €80/tonne carbon price