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 21.69
Milk (kg) -502.00 -0.014 7.03
Fat (kg) -23.14 -0.375 8.67
Prot (kg) -13.59 -0.441 6.00
Fertility Sub Index 6.19
Calving Interval (days) -3.20 -1.459 4.67
Survival (%) 1.36 1.117 1.52
Calving Sub Index 1.65
Gestation Length (days) -1.79 -0.919 1.65
Beef Sub Index 3.16
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -3.29 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index 39.74

* Based on an €80/tonne carbon price