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 0.65
Milk (kg) -17.00 -0.014 0.24
Fat (kg) -0.68 -0.375 0.25
Prot (kg) -0.36 -0.441 0.16
Fertility Sub Index -0.67
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index -2.26
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 8.17 -0.432 -3.53
Maintenance Sub Index Maint. Sub Index 6.28
Live WT (kg) -20.50 -0.307 6.28
Total Carbon Sub Index 3.59

* Based on an €80/tonne carbon price