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 4.92
Milk (kg) -485.00 -0.014 6.79
Fat (kg) 8.73 -0.375 -3.27
Prot (kg) -3.18 -0.441 1.40
Fertility Sub Index 3.76
Calving Interval (days) -1.33 -1.459 1.94
Survival (%) 1.63 1.117 1.82
Calving Sub Index 2.05
Gestation Length (days) -2.23 -0.919 2.05
Beef Sub Index 11.33
Carcass Weight (kg) -27.90 -0.528 14.72
Age of Slaughter (days) 7.85 -0.432 -3.39
Maintenance Sub Index Maint. Sub Index 22.07
Live WT (kg) -72.00 -0.307 22.07
Total Carbon Sub Index 44.13

* Based on an €80/tonne carbon price