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 4.04
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index 1.59
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -0.15
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.69 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 8.53

* Based on an €80/tonne carbon price