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 25.74
Milk (kg) -583.00 -0.014 8.16
Fat (kg) -21.79 -0.375 8.16
Prot (kg) -21.34 -0.441 9.42
Fertility Sub Index -0.75
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) 0.27 1.117 0.30
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -1.45
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 8.00 -0.432 -3.45
Maintenance Sub Index Maint. Sub Index 7.27
Live WT (kg) -23.70 -0.307 7.27
Total Carbon Sub Index 31.45

* Based on an €80/tonne carbon price