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 6.93
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -8.46 -0.375 3.17
Prot (kg) -6.28 -0.441 2.77
Fertility Sub Index 2.68
Calving Interval (days) -1.11 -1.459 1.62
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.30
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 13.85

* Based on an €80/tonne carbon price