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 2.93
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -5.61 -0.375 2.10
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index -1.18
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.21 1.117 -0.23
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index -5.64
Carcass Weight (kg) 7.00 -0.528 -3.69
Age of Slaughter (days) 4.50 -0.432 -1.94
Maintenance Sub Index Maint. Sub Index 0.43
Live WT (kg) -1.40 -0.307 0.43
Total Carbon Sub Index -4.68

* Based on an €80/tonne carbon price