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 28.94
Milk (kg) -539.00 -0.014 7.55
Fat (kg) -28.52 -0.375 10.68
Prot (kg) -24.26 -0.441 10.71
Fertility Sub Index 3.41
Calving Interval (days) -2.87 -1.459 4.19
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 1.28
Gestation Length (days) -1.39 -0.919 1.28
Beef Sub Index 1.78
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.27 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 2.64
Live WT (kg) -8.60 -0.307 2.64
Total Carbon Sub Index 38.04

* Based on an €80/tonne carbon price