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 3.48
Milk (kg) -25.00 -0.014 0.35
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 0.20
Calving Interval (days) -0.30 -1.459 0.44
Survival (%) -0.21 1.117 -0.23
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index 0.48
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 5.00 -0.432 -2.16
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 4.33

* Based on an €80/tonne carbon price