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 0.98
Milk (kg) -36.00 -0.014 0.50
Fat (kg) 2.81 -0.375 -1.05
Prot (kg) -3.46 -0.441 1.53
Fertility Sub Index 3.42
Calving Interval (days) -2.24 -1.459 3.27
Survival (%) 0.14 1.117 0.16
Calving Sub Index 0.25
Gestation Length (days) -0.27 -0.919 0.25
Beef Sub Index 0.29
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 5.80 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 5.50

* Based on an €80/tonne carbon price