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 7.83
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -3.32 -0.375 1.24
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index -5.46
Calving Interval (days) 2.63 -1.459 -3.84
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 3.57

* Based on an €80/tonne carbon price