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 16.09
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -15.39 -0.375 5.76
Prot (kg) -12.43 -0.441 5.49
Fertility Sub Index 1.12
Calving Interval (days) -1.23 -1.459 1.79
Survival (%) -0.60 1.117 -0.67
Calving Sub Index -1.55
Gestation Length (days) 1.69 -0.919 -1.55
Beef Sub Index -0.93
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 0.68 -0.432 -0.29
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 18.73

* Based on an €80/tonne carbon price