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 2.46
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index -3.81
Calving Interval (days) 1.84 -1.459 -2.68
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.08
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 10.76

* Based on an €80/tonne carbon price