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 7.46
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -5.54 -0.375 2.08
Prot (kg) -7.53 -0.441 3.32
Fertility Sub Index 6.59
Calving Interval (days) -3.84 -1.459 5.60
Survival (%) 0.88 1.117 0.98
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 0.96
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.46 -0.432 -0.20
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 18.95

* Based on an €80/tonne carbon price