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 -1.25
Milk (kg) 128.00 -0.014 -1.79
Fat (kg) -2.99 -0.375 1.12
Prot (kg) 1.32 -0.441 -0.58
Fertility Sub Index -4.58
Calving Interval (days) 2.20 -1.459 -3.21
Survival (%) -1.23 1.117 -1.37
Calving Sub Index 0.47
Gestation Length (days) -0.51 -0.919 0.47
Beef Sub Index -0.50
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.83 -0.432 -2.09
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -4.09

* Based on an €80/tonne carbon price