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 8.86
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -5.61 -0.375 2.10
Prot (kg) -6.02 -0.441 2.66
Fertility Sub Index -1.39
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.32 1.117 0.36
Calving Sub Index -2.37
Gestation Length (days) 2.58 -0.919 -2.37
Beef Sub Index -0.04
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 8.58

* Based on an €80/tonne carbon price