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 -13.49
Milk (kg) 91.00 -0.014 -1.27
Fat (kg) 17.80 -0.375 -6.67
Prot (kg) 12.57 -0.441 -5.55
Fertility Sub Index 8.01
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 2.65 1.117 2.96
Calving Sub Index 3.67
Gestation Length (days) -3.99 -0.919 3.67
Beef Sub Index -0.21
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.64 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index -0.31
Live WT (kg) 1.00 -0.307 -0.31
Total Carbon Sub Index -2.34

* Based on an €80/tonne carbon price