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 5.54
Milk (kg) -241.00 -0.014 3.37
Fat (kg) -0.74 -0.375 0.28
Prot (kg) -4.29 -0.441 1.89
Fertility Sub Index 4.00
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) 0.69 1.117 0.77
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 3.35
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -3.84 -0.432 1.66
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 17.97

* Based on an €80/tonne carbon price