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 25.04
Milk (kg) -397.00 -0.014 5.56
Fat (kg) -24.69 -0.375 9.25
Prot (kg) -23.19 -0.441 10.24
Fertility Sub Index 0.80
Calving Interval (days) -0.15 -1.459 0.22
Survival (%) 0.52 1.117 0.58
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 0.28
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.19 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 28.51

* Based on an €80/tonne carbon price