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 10.57
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -6.08 -0.375 2.28
Prot (kg) -8.20 -0.441 3.62
Fertility Sub Index 6.52
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 0.37
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.82 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 23.24

* Based on an €80/tonne carbon price