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 7.14
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -8.30 -0.375 3.11
Prot (kg) -4.31 -0.441 1.90
Fertility Sub Index 4.43
Calving Interval (days) -2.27 -1.459 3.31
Survival (%) 1.00 1.117 1.12
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -3.84
Carcass Weight (kg) 6.00 -0.528 -3.17
Age of Slaughter (days) 1.56 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 5.72

* Based on an €80/tonne carbon price