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 -3.68
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 11.28 -0.375 -4.23
Prot (kg) -0.25 -0.441 0.11
Fertility Sub Index 15.78
Calving Interval (days) -10.23 -1.459 14.93
Survival (%) 0.76 1.117 0.85
Calving Sub Index 2.12
Gestation Length (days) -2.31 -0.919 2.12
Beef Sub Index 1.73
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 1.38 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index 17.42

* Based on an €80/tonne carbon price