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 24.08
Milk (kg) -605.00 -0.014 8.47
Fat (kg) -20.07 -0.375 7.52
Prot (kg) -18.33 -0.441 8.09
Fertility Sub Index 5.24
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 0.76 1.117 0.85
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 3.03
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 0.69 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 37.02

* Based on an €80/tonne carbon price