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 -2.34
Milk (kg) -84.00 -0.014 1.18
Fat (kg) 9.89 -0.375 -3.70
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -0.56
Calving Interval (days) 1.04 -1.459 -1.52
Survival (%) 0.86 1.117 0.96
Calving Sub Index 2.87
Gestation Length (days) -3.12 -0.919 2.87
Beef Sub Index -1.38
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 4.17 -0.432 -1.80
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -0.79

* Based on an €80/tonne carbon price