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 13.09
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -14.83 -0.375 5.55
Prot (kg) -11.23 -0.441 4.96
Fertility Sub Index -0.73
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) -2.68 1.117 -2.99
Calving Sub Index -3.89
Gestation Length (days) 4.23 -0.919 -3.89
Beef Sub Index 2.46
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -3.87 -0.432 1.67
Maintenance Sub Index Maint. Sub Index 2.61
Live WT (kg) -8.50 -0.307 2.61
Total Carbon Sub Index 13.53

* Based on an €80/tonne carbon price