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 15.45
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -18.79 -0.375 7.04
Prot (kg) -11.73 -0.441 5.18
Fertility Sub Index -8.21
Calving Interval (days) 5.19 -1.459 -7.57
Survival (%) -0.57 1.117 -0.64
Calving Sub Index -1.10
Gestation Length (days) 1.20 -0.919 -1.10
Beef Sub Index -1.25
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) -1.87 -0.432 0.81
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 3.60

* Based on an €80/tonne carbon price