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 7.50
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -5.73 -0.375 2.15
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index 5.29
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.73 1.117 1.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.58
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 16.79

* Based on an €80/tonne carbon price