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 1.32
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -1.32 -0.375 0.49
Prot (kg) -1.39 -0.441 0.61
Fertility Sub Index 6.02
Calving Interval (days) -3.32 -1.459 4.84
Survival (%) 1.05 1.117 1.17
Calving Sub Index -0.42
Gestation Length (days) 0.46 -0.919 -0.42
Beef Sub Index -0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 9.14

* Based on an €80/tonne carbon price