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 11.32
Milk (kg) -256.00 -0.014 3.58
Fat (kg) -11.10 -0.375 4.16
Prot (kg) -8.10 -0.441 3.58
Fertility Sub Index 7.40
Calving Interval (days) -3.31 -1.459 4.83
Survival (%) 2.30 1.117 2.57
Calving Sub Index -1.96
Gestation Length (days) 2.13 -0.919 -1.96
Beef Sub Index -4.99
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) 5.45 -0.432 -2.35
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 12.83

* Based on an €80/tonne carbon price