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 9.08
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -10.06 -0.375 3.77
Prot (kg) -6.32 -0.441 2.79
Fertility Sub Index 6.40
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.39 1.117 1.55
Calving Sub Index 0.45
Gestation Length (days) -0.49 -0.919 0.45
Beef Sub Index 4.32
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 21.22

* Based on an €80/tonne carbon price