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 5.57
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -3.18 -0.375 1.19
Prot (kg) -4.76 -0.441 2.10
Fertility Sub Index -1.99
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.47
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) 8.46 -0.432 -3.65
Maintenance Sub Index Maint. Sub Index 12.05
Live WT (kg) -39.30 -0.307 12.05
Total Carbon Sub Index 18.72

* Based on an €80/tonne carbon price