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 14.80
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -14.77 -0.375 5.53
Prot (kg) -13.30 -0.441 5.87
Fertility Sub Index 9.69
Calving Interval (days) -5.24 -1.459 7.65
Survival (%) 1.83 1.117 2.04
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index 1.12
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.47 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 5.86
Live WT (kg) -19.10 -0.307 5.86
Total Carbon Sub Index 31.76

* Based on an €80/tonne carbon price