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 -0.95
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) 2.02 -0.375 -0.76
Prot (kg) 0.29 -0.441 -0.13
Fertility Sub Index 0.85
Calving Interval (days) -0.22 -1.459 0.32
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.24
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.90 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index 2.27

* Based on an €80/tonne carbon price