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 1.37
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 0.49 -0.375 -0.18
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 5.82
Calving Interval (days) -2.83 -1.459 4.13
Survival (%) 1.51 1.117 1.69
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.40
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 16.76

* Based on an €80/tonne carbon price