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 6.95
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -4.48 -0.375 1.68
Prot (kg) -6.36 -0.441 2.81
Fertility Sub Index -1.32
Calving Interval (days) 1.45 -1.459 -2.12
Survival (%) 0.71 1.117 0.79
Calving Sub Index 3.49
Gestation Length (days) -3.80 -0.919 3.49
Beef Sub Index -2.68
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 0.15
Live WT (kg) -0.50 -0.307 0.15
Total Carbon Sub Index 6.60

* Based on an €80/tonne carbon price