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 1.19
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -1.49 -0.375 0.56
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 0.84
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) 1.16 1.117 1.30
Calving Sub Index 1.57
Gestation Length (days) -1.71 -0.919 1.57
Beef Sub Index -2.04
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 5.09 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index -3.65
Live WT (kg) 11.90 -0.307 -3.65
Total Carbon Sub Index -2.07

* Based on an €80/tonne carbon price