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 0.53
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -0.17 -0.441 0.08
Fertility Sub Index 1.70
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 0.40 1.117 0.45
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 4.34

* Based on an €80/tonne carbon price