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 8.19
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -1.04 -0.375 0.39
Prot (kg) -10.73 -0.441 4.74
Fertility Sub Index -10.75
Calving Interval (days) 6.26 -1.459 -9.13
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index 3.59
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 4.14 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 4.48

* Based on an €80/tonne carbon price