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 5.64
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index -0.28
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) 0.19 1.117 0.21
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.29
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.35 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 5.15
Live WT (kg) -16.80 -0.307 5.15
Total Carbon Sub Index 14.49

* Based on an €80/tonne carbon price