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 1.92
Milk (kg) -49.00 -0.014 0.69
Fat (kg) -3.67 -0.375 1.37
Prot (kg) 0.31 -0.441 -0.14
Fertility Sub Index 8.52
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 2.61 1.117 2.92
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.52
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 21.14

* Based on an €80/tonne carbon price