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 6.49
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -6.88 -0.375 2.58
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 3.61
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 1.23 1.117 1.37
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index -1.11
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 6.11 -0.432 -2.64
Maintenance Sub Index Maint. Sub Index -0.40
Live WT (kg) 1.30 -0.307 -0.40
Total Carbon Sub Index 8.44

* Based on an €80/tonne carbon price