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 1.75
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) -3.49 -0.375 1.31
Prot (kg) -3.83 -0.441 1.69
Fertility Sub Index 1.39
Calving Interval (days) -0.92 -1.459 1.34
Survival (%) 0.04 1.117 0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.42
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.43 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index 2.13

* Based on an €80/tonne carbon price