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 1.63
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -1.36 -0.375 0.51
Prot (kg) -1.30 -0.441 0.57
Fertility Sub Index 6.28
Calving Interval (days) -3.82 -1.459 5.57
Survival (%) 0.63 1.117 0.70
Calving Sub Index 0.28
Gestation Length (days) -0.30 -0.919 0.28
Beef Sub Index -0.15
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 10.76

* Based on an €80/tonne carbon price