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 14.11
Milk (kg) -581.00 -0.014 8.13
Fat (kg) -0.43 -0.375 0.16
Prot (kg) -13.17 -0.441 5.81
Fertility Sub Index 5.19
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 0.86 1.117 0.96
Calving Sub Index 1.54
Gestation Length (days) -1.68 -0.919 1.54
Beef Sub Index 8.52
Carcass Weight (kg) -22.40 -0.528 11.82
Age of Slaughter (days) 7.63 -0.432 -3.29
Maintenance Sub Index Maint. Sub Index 17.81
Live WT (kg) -58.10 -0.307 17.81
Total Carbon Sub Index 47.18

* Based on an €80/tonne carbon price