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 0.63
Milk (kg) -15.00 -0.014 0.21
Fat (kg) -0.14 -0.375 0.05
Prot (kg) -0.84 -0.441 0.37
Fertility Sub Index 4.85
Calving Interval (days) -2.26 -1.459 3.30
Survival (%) 1.39 1.117 1.55
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.39
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.12 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 17.94

* Based on an €80/tonne carbon price