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 0.38
Milk (kg) -9.00 -0.014 0.13
Fat (kg) -0.62 -0.375 0.23
Prot (kg) -0.05 -0.441 0.02
Fertility Sub Index -0.35
Calving Interval (days) 1.21 -1.459 -1.77
Survival (%) 1.27 1.117 1.42
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -2.18
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 8.36 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 6.50
Live WT (kg) -21.20 -0.307 6.50
Total Carbon Sub Index 3.98

* Based on an €80/tonne carbon price