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 2.84
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -2.69 -0.441 1.19
Fertility Sub Index -0.91
Calving Interval (days) -0.73 -1.459 1.07
Survival (%) -1.77 1.117 -1.98
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 1.14
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 3.75

* Based on an €80/tonne carbon price