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 4.92
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -6.17 -0.375 2.31
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index 1.25
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 6.98

* Based on an €80/tonne carbon price