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 4.10
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -8.02 -0.375 3.00
Prot (kg) -1.41 -0.441 0.62
Fertility Sub Index 2.96
Calving Interval (days) -1.61 -1.459 2.35
Survival (%) 0.55 1.117 0.61
Calving Sub Index -1.77
Gestation Length (days) 1.93 -0.919 -1.77
Beef Sub Index -3.97
Carcass Weight (kg) 7.20 -0.528 -3.80
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 1.30

* Based on an €80/tonne carbon price