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 9.64
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -8.57 -0.375 3.21
Prot (kg) -9.09 -0.441 4.01
Fertility Sub Index 8.30
Calving Interval (days) -4.73 -1.459 6.90
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.66
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.30 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index 19.39

* Based on an €80/tonne carbon price