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 7.35
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -5.77 -0.375 2.16
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index -1.35
Calving Interval (days) 0.97 -1.459 -1.42
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -0.63
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price