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 4.61
Milk (kg) -169.00 -0.014 2.37
Fat (kg) 2.01 -0.375 -0.75
Prot (kg) -6.80 -0.441 3.00
Fertility Sub Index 3.45
Calving Interval (days) -1.46 -1.459 2.13
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.05
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 6.25

* Based on an €80/tonne carbon price