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 -3.96
Milk (kg) 16.00 -0.014 -0.22
Fat (kg) 6.08 -0.375 -2.28
Prot (kg) 3.31 -0.441 -1.46
Fertility Sub Index 7.91
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 2.14 1.117 2.39
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.76
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 2.16 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 13.21

* Based on an €80/tonne carbon price