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 2.53
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -1.58 -0.375 0.59
Prot (kg) -2.33 -0.441 1.03
Fertility Sub Index -0.94
Calving Interval (days) 0.46 -1.459 -0.67
Survival (%) -0.24 1.117 -0.27
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 0.89
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 12.22

* Based on an €80/tonne carbon price