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 1.81
Milk (kg) -110.00 -0.014 1.54
Fat (kg) 3.33 -0.375 -1.25
Prot (kg) -3.43 -0.441 1.51
Fertility Sub Index 8.74
Calving Interval (days) -4.41 -1.459 6.43
Survival (%) 2.06 1.117 2.30
Calving Sub Index 3.92
Gestation Length (days) -4.26 -0.919 3.92
Beef Sub Index 1.22
Carcass Weight (kg) -7.90 -0.528 4.17
Age of Slaughter (days) 6.83 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 17.83

* Based on an €80/tonne carbon price