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 11.62
Milk (kg) -267.00 -0.014 3.74
Fat (kg) -8.88 -0.375 3.33
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index 2.13
Calving Interval (days) -1.60 -1.459 2.33
Survival (%) -0.18 1.117 -0.20
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.38
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 2.17 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 3.49
Live WT (kg) -11.40 -0.307 3.49
Total Carbon Sub Index 18.65

* Based on an €80/tonne carbon price