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 -1.38
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 2.03 -0.375 -0.76
Prot (kg) 1.76 -0.441 -0.78
Fertility Sub Index -2.85
Calving Interval (days) 1.40 -1.459 -2.04
Survival (%) -0.72 1.117 -0.80
Calving Sub Index 3.78
Gestation Length (days) -4.11 -0.919 3.78
Beef Sub Index 2.53
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.32 -0.432 1.00
Maintenance Sub Index Maint. Sub Index 6.38
Live WT (kg) -20.80 -0.307 6.38
Total Carbon Sub Index 8.46

* Based on an €80/tonne carbon price