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 17.31
Milk (kg) -513.00 -0.014 7.18
Fat (kg) -13.74 -0.375 5.15
Prot (kg) -11.29 -0.441 4.98
Fertility Sub Index 4.56
Calving Interval (days) -2.05 -1.459 2.99
Survival (%) 1.40 1.117 1.56
Calving Sub Index 3.20
Gestation Length (days) -3.48 -0.919 3.20
Beef Sub Index 0.30
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 5.54 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 29.04

* Based on an €80/tonne carbon price