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 4.31
Milk (kg) -201.00 -0.014 2.81
Fat (kg) 1.84 -0.375 -0.69
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 3.14
Calving Interval (days) -1.18 -1.459 1.72
Survival (%) 1.27 1.117 1.42
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 0.62
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 17.57

* Based on an €80/tonne carbon price