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 4.20
Milk (kg) -7.00 -0.014 0.10
Fat (kg) -1.30 -0.375 0.49
Prot (kg) -8.19 -0.441 3.61
Fertility Sub Index -2.14
Calving Interval (days) 0.88 -1.459 -1.28
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.04
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 3.21

* Based on an €80/tonne carbon price