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 17.79
Milk (kg) -364.00 -0.014 5.10
Fat (kg) -14.78 -0.375 5.54
Prot (kg) -16.21 -0.441 7.15
Fertility Sub Index 1.55
Calving Interval (days) -1.04 -1.459 1.52
Survival (%) 0.03 1.117 0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.09
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 20.30

* Based on an €80/tonne carbon price