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 7.54
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -6.16 -0.375 2.31
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index -1.25
Calving Interval (days) 0.64 -1.459 -0.93
Survival (%) -0.28 1.117 -0.31
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 1.05
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.86 -0.432 -0.37
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 16.70

* Based on an €80/tonne carbon price