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 5.79
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -2.79 -0.375 1.05
Prot (kg) -5.38 -0.441 2.37
Fertility Sub Index -4.32
Calving Interval (days) 2.10 -1.459 -3.06
Survival (%) -1.12 1.117 -1.25
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index -2.09
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) 1.41 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index -3.59
Live WT (kg) 11.70 -0.307 -3.59
Total Carbon Sub Index -3.18

* Based on an €80/tonne carbon price