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 5.14
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -5.65 -0.375 2.12
Prot (kg) -4.47 -0.441 1.97
Fertility Sub Index 5.62
Calving Interval (days) -3.21 -1.459 4.68
Survival (%) 0.84 1.117 0.94
Calving Sub Index 0.17
Gestation Length (days) -0.18 -0.919 0.17
Beef Sub Index 2.26
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.13
Live WT (kg) -10.20 -0.307 3.13
Total Carbon Sub Index 16.31

* Based on an €80/tonne carbon price