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 4.64
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -3.98 -0.441 1.76
Fertility Sub Index 3.86
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.50 1.117 1.68
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index -1.24
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 10.87

* Based on an €80/tonne carbon price