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 9.46
Milk (kg) -293.00 -0.014 4.10
Fat (kg) -6.28 -0.375 2.35
Prot (kg) -6.82 -0.441 3.01
Fertility Sub Index 1.22
Calving Interval (days) -0.72 -1.459 1.05
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.11
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 12.00

* Based on an €80/tonne carbon price