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 6.33
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -4.56 -0.375 1.71
Prot (kg) -5.24 -0.441 2.31
Fertility Sub Index 3.26
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 0.48 1.117 0.54
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 5.33
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) -1.59 -0.432 0.69
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 27.46

* Based on an €80/tonne carbon price