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 2.25
Milk (kg) -96.00 -0.014 1.34
Fat (kg) 2.05 -0.375 -0.77
Prot (kg) -3.79 -0.441 1.67
Fertility Sub Index 7.42
Calving Interval (days) -4.73 -1.459 6.90
Survival (%) 0.46 1.117 0.51
Calving Sub Index 0.20
Gestation Length (days) -0.22 -0.919 0.20
Beef Sub Index 3.06
Carcass Weight (kg) -6.40 -0.528 3.38
Age of Slaughter (days) 0.73 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 17.31

* Based on an €80/tonne carbon price