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 2.26
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index 2.52
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 0.35 1.117 0.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 6.53

* Based on an €80/tonne carbon price