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 -3.19
Milk (kg) 158.00 -0.014 -2.21
Fat (kg) -0.25 -0.375 0.09
Prot (kg) 2.43 -0.441 -1.07
Fertility Sub Index 1.07
Calving Interval (days) 0.17 -1.459 -0.25
Survival (%) 1.18 1.117 1.32
Calving Sub Index -2.10
Gestation Length (days) 2.28 -0.919 -2.10
Beef Sub Index -3.71
Carcass Weight (kg) 9.70 -0.528 -5.12
Age of Slaughter (days) -3.26 -0.432 1.41
Maintenance Sub Index Maint. Sub Index -5.33
Live WT (kg) 17.40 -0.307 -5.33
Total Carbon Sub Index -13.26

* Based on an €80/tonne carbon price