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 2.09
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -1.47 -0.375 0.55
Prot (kg) -1.80 -0.441 0.79
Fertility Sub Index -1.19
Calving Interval (days) 1.01 -1.459 -1.47
Survival (%) 0.25 1.117 0.28
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index -1.26
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 7.93 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 7.33
Live WT (kg) -23.90 -0.307 7.33
Total Carbon Sub Index 7.74

* Based on an €80/tonne carbon price