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 1.88
Milk (kg) 12.00 -0.014 -0.17
Fat (kg) -6.21 -0.375 2.33
Prot (kg) 0.62 -0.441 -0.27
Fertility Sub Index 5.04
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) 1.42 1.117 1.59
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -1.73
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 4.74 -0.432 -2.05
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 9.24

* Based on an €80/tonne carbon price