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 0.33
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 2.02 -0.375 -0.76
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 0.95
Calving Interval (days) -0.09 -1.459 0.13
Survival (%) 0.73 1.117 0.82
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 1.01
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 6.39

* Based on an €80/tonne carbon price