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 -0.92
Milk (kg) 50.00 -0.014 -0.70
Fat (kg) 1.12 -0.375 -0.42
Prot (kg) -0.45 -0.441 0.20
Fertility Sub Index -0.58
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) 0.68 1.117 0.76
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index 2.08
Carcass Weight (kg) -6.70 -0.528 3.53
Age of Slaughter (days) 3.38 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 8.00

* Based on an €80/tonne carbon price