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 10.01
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -8.41 -0.375 3.15
Prot (kg) -9.07 -0.441 4.00
Fertility Sub Index 0.33
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.11 1.117 0.12
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.73
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 0.09
Live WT (kg) -0.30 -0.307 0.09
Total Carbon Sub Index 9.22

* Based on an €80/tonne carbon price