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 5.31
Milk (kg) -61.00 -0.014 0.85
Fat (kg) -6.17 -0.375 2.31
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index 0.46
Calving Interval (days) 0.39 -1.459 -0.57
Survival (%) 0.92 1.117 1.03
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index -1.18
Carcass Weight (kg) 2.80 -0.528 -1.48
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 12.19

* Based on an €80/tonne carbon price