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 3.47
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -1.12 -0.375 0.42
Prot (kg) -4.13 -0.441 1.82
Fertility Sub Index -2.82
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -1.19 1.117 -1.33
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.39
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.50 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 3.68

* Based on an €80/tonne carbon price