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 10.84
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -8.79 -0.375 3.29
Prot (kg) -7.94 -0.441 3.50
Fertility Sub Index 5.97
Calving Interval (days) -3.35 -1.459 4.89
Survival (%) 0.97 1.117 1.08
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 0.48
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.48 -0.432 0.64
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 20.39

* Based on an €80/tonne carbon price