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 13.00
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -9.32 -0.375 3.49
Prot (kg) -10.91 -0.441 4.82
Fertility Sub Index 5.83
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) 1.76 1.117 1.97
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -2.96
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 15.62

* Based on an €80/tonne carbon price