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 7.44
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -6.95 -0.375 2.60
Prot (kg) -5.37 -0.441 2.37
Fertility Sub Index 3.21
Calving Interval (days) -2.68 -1.459 3.91
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index -1.89
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) -0.01 -0.432 0.00
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 9.00

* Based on an €80/tonne carbon price