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 3.41
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -3.66 -0.375 1.37
Prot (kg) -3.61 -0.441 1.59
Fertility Sub Index -4.45
Calving Interval (days) 2.27 -1.459 -3.31
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -0.66
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 7.15 -0.432 -3.09
Maintenance Sub Index Maint. Sub Index 0.25
Live WT (kg) -0.80 -0.307 0.25
Total Carbon Sub Index -0.40

* Based on an €80/tonne carbon price