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 9.19
Milk (kg) -177.00 -0.014 2.48
Fat (kg) -8.11 -0.375 3.04
Prot (kg) -8.32 -0.441 3.67
Fertility Sub Index 2.31
Calving Interval (days) -1.17 -1.459 1.71
Survival (%) 0.54 1.117 0.60
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index -0.20
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 10.90

* Based on an €80/tonne carbon price