Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 3.37
Milk (kg) -163.00 -0.014 2.28
Fat (kg) 0.30 -0.375 -0.11
Prot (kg) -2.73 -0.441 1.20
Fertility Sub Index 5.22
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 0.75 1.117 0.84
Calving Sub Index 1.80
Gestation Length (days) -1.96 -0.919 1.80
Beef Sub Index 0.45
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) -2.39 -0.432 1.03
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index 7.47

* Based on an €80/tonne carbon price