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 12.25
Milk (kg) -489.00 -0.014 6.85
Fat (kg) -1.60 -0.375 0.60
Prot (kg) -10.88 -0.441 4.80
Fertility Sub Index 4.17
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.84 1.117 2.06
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.25
Carcass Weight (kg) -9.20 -0.528 4.85
Age of Slaughter (days) 8.34 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 11.01
Live WT (kg) -35.90 -0.307 11.01
Total Carbon Sub Index 29.30

* Based on an €80/tonne carbon price