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 3.90
Milk (kg) -30.00 -0.014 0.42
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -3.05 -0.441 1.35
Fertility Sub Index -1.19
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.15 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.68

* Based on an €80/tonne carbon price