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 11.88
Milk (kg) -443.00 -0.014 6.20
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -9.32 -0.441 4.11
Fertility Sub Index 12.00
Calving Interval (days) -5.65 -1.459 8.24
Survival (%) 3.36 1.117 3.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.60
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 26.71

* Based on an €80/tonne carbon price