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 4.11
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -2.34 -0.375 0.88
Prot (kg) -3.59 -0.441 1.58
Fertility Sub Index -4.42
Calving Interval (days) 2.14 -1.459 -3.12
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.12
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 1.38

* Based on an €80/tonne carbon price