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 9.16
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -10.24 -0.441 4.52
Fertility Sub Index -1.33
Calving Interval (days) 0.55 -1.459 -0.80
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index -0.27
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 7.77

* Based on an €80/tonne carbon price