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 1.19
Milk (kg) -1.00 -0.014 0.01
Fat (kg) 0.64 -0.375 -0.24
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index 3.86
Calving Interval (days) -2.36 -1.459 3.44
Survival (%) 0.37 1.117 0.41
Calving Sub Index 2.22
Gestation Length (days) -2.41 -0.919 2.22
Beef Sub Index 0.07
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 6.06 -0.432 -2.62
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 12.24

* Based on an €80/tonne carbon price