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 33.03
Milk (kg) -794.00 -0.014 11.12
Fat (kg) -28.21 -0.375 10.57
Prot (kg) -25.70 -0.441 11.34
Fertility Sub Index 1.14
Calving Interval (days) -1.05 -1.459 1.53
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.75
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 36.68

* Based on an €80/tonne carbon price