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 3.96
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index 6.07
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index -3.94
Carcass Weight (kg) 7.40 -0.528 -3.90
Age of Slaughter (days) 0.09 -0.432 -0.04
Maintenance Sub Index Maint. Sub Index -2.12
Live WT (kg) 6.90 -0.307 -2.12
Total Carbon Sub Index 4.04

* Based on an €80/tonne carbon price