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 -4.84
Milk (kg) -68.00 -0.014 0.95
Fat (kg) 10.24 -0.375 -3.84
Prot (kg) 4.43 -0.441 -1.96
Fertility Sub Index -0.14
Calving Interval (days) -0.40 -1.459 0.58
Survival (%) -0.65 1.117 -0.73
Calving Sub Index 1.43
Gestation Length (days) -1.56 -0.919 1.43
Beef Sub Index 0.03
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) -1.66 -0.432 0.72
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index -4.71

* Based on an €80/tonne carbon price