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 2.76
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.88 -0.375 0.70
Prot (kg) -2.85 -0.441 1.26
Fertility Sub Index 7.14
Calving Interval (days) -4.01 -1.459 5.85
Survival (%) 1.15 1.117 1.28
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 2.84
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.64 -0.432 -0.28
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 18.05

* Based on an €80/tonne carbon price