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 6.10
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 3.73 -0.375 -1.40
Prot (kg) -17.97 -0.441 7.93
Fertility Sub Index -3.96
Calving Interval (days) 1.93 -1.459 -2.82
Survival (%) -1.02 1.117 -1.14
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.16
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 3.53

* Based on an €80/tonne carbon price