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 12.43
Milk (kg) -50.00 -0.014 0.70
Fat (kg) -16.23 -0.375 6.08
Prot (kg) -12.80 -0.441 5.65
Fertility Sub Index -2.50
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) -1.62 1.117 -1.81
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.01
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.72 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 11.53

* Based on an €80/tonne carbon price