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 25.19
Milk (kg) -513.00 -0.014 7.18
Fat (kg) -21.61 -0.375 8.09
Prot (kg) -22.47 -0.441 9.92
Fertility Sub Index 7.33
Calving Interval (days) -4.36 -1.459 6.36
Survival (%) 0.87 1.117 0.97
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 1.10
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.48 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 34.73

* Based on an €80/tonne carbon price