Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 16.30
Milk (kg) -359.00 -0.014 5.03
Fat (kg) -14.04 -0.375 5.26
Prot (kg) -13.62 -0.441 6.01
Fertility Sub Index 6.94
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) 0.49 1.117 0.55
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.10
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 26.24

* Based on an €80/tonne carbon price