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 5.54
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -5.03 -0.375 1.88
Prot (kg) -4.00 -0.441 1.77
Fertility Sub Index 7.65
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 1.85 1.117 2.07
Calving Sub Index 3.23
Gestation Length (days) -3.51 -0.919 3.23
Beef Sub Index 4.73
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 25.75

* Based on an €80/tonne carbon price