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 1.78
Milk (kg) 45.00 -0.014 -0.63
Fat (kg) -1.89 -0.375 0.71
Prot (kg) -3.85 -0.441 1.70
Fertility Sub Index -7.72
Calving Interval (days) 4.28 -1.459 -6.24
Survival (%) -1.32 1.117 -1.47
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 0.54
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 5.35 -0.432 -2.31
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -2.28

* Based on an €80/tonne carbon price