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 2.82
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -1.96 -0.375 0.73
Prot (kg) -1.85 -0.441 0.82
Fertility Sub Index 9.34
Calving Interval (days) -5.27 -1.459 7.69
Survival (%) 1.48 1.117 1.65
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.36
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.88 -0.432 -1.67
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 20.55

* Based on an €80/tonne carbon price