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 5.76
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -6.15 -0.375 2.30
Prot (kg) -4.03 -0.441 1.78
Fertility Sub Index 3.38
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 0.86 1.117 0.96
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index -3.06
Carcass Weight (kg) 5.20 -0.528 -2.74
Age of Slaughter (days) 0.74 -0.432 -0.32
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index 5.26

* Based on an €80/tonne carbon price