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 30.67
Milk (kg) -686.00 -0.014 9.60
Fat (kg) -26.34 -0.375 9.87
Prot (kg) -25.37 -0.441 11.20
Fertility Sub Index 7.35
Calving Interval (days) -4.32 -1.459 6.30
Survival (%) 0.94 1.117 1.05
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.60
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 44.01

* Based on an €80/tonne carbon price