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 1.10
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 5.58 -0.375 -2.09
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index -0.05
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) 0.69 1.117 0.77
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 0.60
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 2.75

* Based on an €80/tonne carbon price