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) -97.00 -0.014 1.36
Fat (kg) -0.63 -0.375 0.24
Prot (kg) -3.15 -0.441 1.39
Fertility Sub Index 7.37
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 2.08 1.117 2.32
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.11
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.91 -0.432 -1.69
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 17.55

* Based on an €80/tonne carbon price