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 2.31
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -0.15 -0.375 0.06
Prot (kg) -4.03 -0.441 1.78
Fertility Sub Index -5.11
Calving Interval (days) 2.49 -1.459 -3.63
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.50
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -2.80

* Based on an €80/tonne carbon price