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 14.56
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -21.39 -0.375 8.01
Prot (kg) -13.35 -0.441 5.89
Fertility Sub Index 2.65
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -1.13
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 3.10 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index 14.35

* Based on an €80/tonne carbon price