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 1.01
Milk (kg) 120.00 -0.014 -1.68
Fat (kg) -4.50 -0.375 1.69
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index -8.80
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -2.86 1.117 -3.20
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index -0.22
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 6.86 -0.432 -2.96
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index -7.34

* Based on an €80/tonne carbon price