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 12.05
Milk (kg) -263.00 -0.014 3.68
Fat (kg) -10.84 -0.375 4.06
Prot (kg) -9.77 -0.441 4.31
Fertility Sub Index 1.61
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) 0.74 1.117 0.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.28
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 23.18

* Based on an €80/tonne carbon price