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 8.24
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -8.75 -0.441 3.86
Fertility Sub Index -0.39
Calving Interval (days) 1.95 -1.459 -2.85
Survival (%) 2.20 1.117 2.46
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index -0.67
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 8.43

* Based on an €80/tonne carbon price