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 -3.99
Milk (kg) 24.00 -0.014 -0.34
Fat (kg) 8.61 -0.375 -3.22
Prot (kg) 0.97 -0.441 -0.43
Fertility Sub Index -0.98
Calving Interval (days) 0.78 -1.459 -1.14
Survival (%) 0.14 1.117 0.16
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.32
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index -0.18
Live WT (kg) 0.60 -0.307 -0.18
Total Carbon Sub Index -4.40

* Based on an €80/tonne carbon price