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 3.49
Milk (kg) -83.00 -0.014 1.16
Fat (kg) -1.41 -0.375 0.53
Prot (kg) -4.08 -0.441 1.80
Fertility Sub Index -9.19
Calving Interval (days) 5.15 -1.459 -7.51
Survival (%) -1.50 1.117 -1.68
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -2.58
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 5.86 -0.432 -2.53
Maintenance Sub Index Maint. Sub Index -0.46
Live WT (kg) 1.50 -0.307 -0.46
Total Carbon Sub Index -9.29

* Based on an €80/tonne carbon price