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 7.53
Milk (kg) -212.00 -0.014 2.97
Fat (kg) -5.57 -0.375 2.09
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 7.11
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 2.00 1.117 2.23
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.85
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.12 -0.432 -0.05
Maintenance Sub Index Maint. Sub Index 5.24
Live WT (kg) -17.10 -0.307 5.24
Total Carbon Sub Index 25.54

* Based on an €80/tonne carbon price