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 8.78
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -6.32 -0.375 2.37
Prot (kg) -9.30 -0.441 4.10
Fertility Sub Index -2.65
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) -0.66 1.117 -0.74
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index -0.03
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 5.07 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price