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 4.17
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index -0.46
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -4.19
Carcass Weight (kg) 8.40 -0.528 -4.43
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index -5.43
Live WT (kg) 17.70 -0.307 -5.43
Total Carbon Sub Index -6.47

* Based on an €80/tonne carbon price