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 2.15
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -0.30 -0.441 0.13
Fertility Sub Index 6.30
Calving Interval (days) -3.75 -1.459 5.47
Survival (%) 0.74 1.117 0.83
Calving Sub Index 2.56
Gestation Length (days) -2.79 -0.919 2.56
Beef Sub Index 2.56
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) 5.92 -0.432 -2.56
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 17.15

* Based on an €80/tonne carbon price