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 7.51
Milk (kg) -84.00 -0.014 1.18
Fat (kg) -6.46 -0.375 2.42
Prot (kg) -8.88 -0.441 3.92
Fertility Sub Index -11.83
Calving Interval (days) 6.18 -1.459 -9.02
Survival (%) -2.52 1.117 -2.82
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.41
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 2.60 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index -2.84

* Based on an €80/tonne carbon price