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 8.81
Milk (kg) -298.00 -0.014 4.17
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index -2.09
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.94
Gestation Length (days) -1.02 -0.919 0.94
Beef Sub Index 9.31
Carcass Weight (kg) -24.90 -0.528 13.14
Age of Slaughter (days) 8.85 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 19.99
Live WT (kg) -65.20 -0.307 19.99
Total Carbon Sub Index 36.96

* Based on an €80/tonne carbon price