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 2.46
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.26 -0.375 0.85
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index -1.86
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) -0.49 1.117 -0.55
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.10
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price