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 4.82
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index -1.57
Calving Interval (days) 0.66 -1.459 -0.96
Survival (%) -0.54 1.117 -0.60
Calving Sub Index 0.17
Gestation Length (days) -0.19 -0.919 0.17
Beef Sub Index -0.07
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.62 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 4.78

* Based on an €80/tonne carbon price