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 4.64
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.99 -0.375 0.75
Prot (kg) -7.10 -0.441 3.13
Fertility Sub Index -1.85
Calving Interval (days) -0.06 -1.459 0.09
Survival (%) -1.73 1.117 -1.93
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 1.13
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.88 -0.432 -1.24
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 9.26

* Based on an €80/tonne carbon price