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 11.15
Milk (kg) -448.00 -0.014 6.27
Fat (kg) -1.24 -0.375 0.46
Prot (kg) -9.99 -0.441 4.41
Fertility Sub Index -0.73
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index 3.54
Carcass Weight (kg) -8.50 -0.528 4.48
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 21.61

* Based on an €80/tonne carbon price