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 15.18
Milk (kg) -172.00 -0.014 2.41
Fat (kg) -17.14 -0.375 6.42
Prot (kg) -14.39 -0.441 6.35
Fertility Sub Index -6.55
Calving Interval (days) 3.19 -1.459 -4.65
Survival (%) -1.70 1.117 -1.90
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.08
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 9.41

* Based on an €80/tonne carbon price