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 5.29
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -0.42 -0.375 0.16
Prot (kg) -5.88 -0.441 2.60
Fertility Sub Index 13.24
Calving Interval (days) -8.12 -1.459 11.85
Survival (%) 1.25 1.117 1.40
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 2.16
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -3.17 -0.432 1.37
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index 18.52

* Based on an €80/tonne carbon price