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 -5.73
Milk (kg) 33.00 -0.014 -0.46
Fat (kg) 7.75 -0.375 -2.90
Prot (kg) 5.36 -0.441 -2.37
Fertility Sub Index -2.31
Calving Interval (days) 1.10 -1.459 -1.60
Survival (%) -0.63 1.117 -0.70
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 0.58
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 9.89 -0.432 -4.27
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -4.27

* Based on an €80/tonne carbon price