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 2.97
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -4.10 -0.441 1.81
Fertility Sub Index 3.90
Calving Interval (days) -2.78 -1.459 4.06
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 0.15
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 0.62 -0.432 -0.27
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 9.51

* Based on an €80/tonne carbon price