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 5.84
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -4.90 -0.375 1.84
Prot (kg) -4.59 -0.441 2.03
Fertility Sub Index 6.46
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 0.73 1.117 0.82
Calving Sub Index 0.78
Gestation Length (days) -0.85 -0.919 0.78
Beef Sub Index 0.17
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 15.91

* Based on an €80/tonne carbon price