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 6.05
Milk (kg) -193.00 -0.014 2.70
Fat (kg) -0.73 -0.375 0.27
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index 2.53
Calving Interval (days) -1.32 -1.459 1.93
Survival (%) 0.54 1.117 0.60
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index 1.43
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -2.21 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 14.74

* Based on an €80/tonne carbon price