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 4.84
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -2.62 -0.375 0.98
Prot (kg) -3.32 -0.441 1.47
Fertility Sub Index 8.20
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 3.08
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 0.33 -0.432 -0.14
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 21.34

* Based on an €80/tonne carbon price