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 2.79
Milk (kg) -120.00 -0.014 1.68
Fat (kg) 4.36 -0.375 -1.63
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index 7.31
Calving Interval (days) -4.39 -1.459 6.41
Survival (%) 0.81 1.117 0.90
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 1.36
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 3.16
Live WT (kg) -10.30 -0.307 3.16
Total Carbon Sub Index 15.59

* Based on an €80/tonne carbon price