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 3.69
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -1.43 -0.375 0.54
Prot (kg) -4.25 -0.441 1.88
Fertility Sub Index -5.65
Calving Interval (days) 3.97 -1.459 -5.79
Survival (%) 0.13 1.117 0.15
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index 1.48
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 4.46

* Based on an €80/tonne carbon price