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 1.31
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) -5.46 -0.375 2.05
Prot (kg) 1.09 -0.441 -0.48
Fertility Sub Index -3.32
Calving Interval (days) 2.62 -1.459 -3.82
Survival (%) 0.45 1.117 0.50
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index -1.94
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 4.74 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index -6.84
Live WT (kg) 22.30 -0.307 -6.84
Total Carbon Sub Index -9.22

* Based on an €80/tonne carbon price