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 6.65
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -6.60 -0.375 2.47
Prot (kg) -5.76 -0.441 2.54
Fertility Sub Index 1.22
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) 0.82 1.117 0.92
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.66
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 4.84
Live WT (kg) -15.80 -0.307 4.84
Total Carbon Sub Index 18.07

* Based on an €80/tonne carbon price