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 10.02
Milk (kg) -265.00 -0.014 3.71
Fat (kg) -2.61 -0.375 0.98
Prot (kg) -12.09 -0.441 5.34
Fertility Sub Index 1.01
Calving Interval (days) -0.60 -1.459 0.88
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.01
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -0.75 -0.432 0.32
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 13.63

* Based on an €80/tonne carbon price