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 2.98
Milk (kg) -276.00 -0.014 3.86
Fat (kg) 3.92 -0.375 -1.47
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index 1.46
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) 1.06 1.117 1.18
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 10.12
Carcass Weight (kg) -28.10 -0.528 14.82
Age of Slaughter (days) 10.90 -0.432 -4.71
Maintenance Sub Index Maint. Sub Index 23.36
Live WT (kg) -76.20 -0.307 23.36
Total Carbon Sub Index 38.32

* Based on an €80/tonne carbon price