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 14.27
Milk (kg) -358.00 -0.014 5.01
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -13.61 -0.441 6.01
Fertility Sub Index -1.30
Calving Interval (days) 1.06 -1.459 -1.55
Survival (%) 0.22 1.117 0.25
Calving Sub Index 0.80
Gestation Length (days) -0.87 -0.919 0.80
Beef Sub Index -1.46
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.39 -0.432 -3.62
Maintenance Sub Index Maint. Sub Index 7.30
Live WT (kg) -23.80 -0.307 7.30
Total Carbon Sub Index 19.61

* Based on an €80/tonne carbon price