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 -15.10
Milk (kg) 125.00 -0.014 -1.75
Fat (kg) 29.75 -0.375 -11.14
Prot (kg) 5.00 -0.441 -2.21
Fertility Sub Index 1.70
Calving Interval (days) -0.66 -1.459 0.96
Survival (%) 0.66 1.117 0.74
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index -13.46

* Based on an €80/tonne carbon price