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 11.62
Milk (kg) -387.00 -0.014 5.42
Fat (kg) -4.35 -0.375 1.63
Prot (kg) -10.36 -0.441 4.57
Fertility Sub Index 4.15
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -1.66
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 8.48 -0.432 -3.66
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 22.21

* Based on an €80/tonne carbon price