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 4.75
Milk (kg) -189.00 -0.014 2.65
Fat (kg) -0.48 -0.375 0.18
Prot (kg) -4.36 -0.441 1.92
Fertility Sub Index 0.77
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.05 1.117 0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.09
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 7.26

* Based on an €80/tonne carbon price