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 6.56
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -5.37 -0.375 2.01
Prot (kg) -5.84 -0.441 2.58
Fertility Sub Index 3.69
Calving Interval (days) -1.76 -1.459 2.57
Survival (%) 1.00 1.117 1.12
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 0.00
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 16.92

* Based on an €80/tonne carbon price