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 2.80
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -2.17 -0.441 0.96
Fertility Sub Index 4.69
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 4.95
Carcass Weight (kg) -10.30 -0.528 5.43
Age of Slaughter (days) 1.12 -0.432 -0.48
Maintenance Sub Index Maint. Sub Index 6.25
Live WT (kg) -20.40 -0.307 6.25
Total Carbon Sub Index 19.05

* Based on an €80/tonne carbon price