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 2.39
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -2.30 -0.375 0.86
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index -2.67
Calving Interval (days) 0.52 -1.459 -0.76
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 4.64
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) -3.06 -0.432 1.32
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 11.52

* Based on an €80/tonne carbon price