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 2.00
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -1.84 -0.375 0.69
Prot (kg) -1.13 -0.441 0.50
Fertility Sub Index -0.46
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.52
Gestation Length (days) 0.57 -0.919 -0.52
Beef Sub Index -1.71
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 7.63 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 6.10
Live WT (kg) -19.90 -0.307 6.10
Total Carbon Sub Index 5.41

* Based on an €80/tonne carbon price