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 3.52
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -1.17 -0.441 0.52
Fertility Sub Index 13.30
Calving Interval (days) -7.33 -1.459 10.69
Survival (%) 2.33 1.117 2.60
Calving Sub Index 3.03
Gestation Length (days) -3.30 -0.919 3.03
Beef Sub Index 2.41
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 22.88

* Based on an €80/tonne carbon price