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 6.70
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index 6.37
Calving Interval (days) -3.46 -1.459 5.05
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.07
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 14.46

* Based on an €80/tonne carbon price