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 1.74
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -8.21 -0.375 3.08
Prot (kg) 4.45 -0.441 -1.96
Fertility Sub Index 1.19
Calving Interval (days) -1.74 -1.459 2.54
Survival (%) -1.21 1.117 -1.35
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.73
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) -3.65 -0.432 1.58
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 8.07

* Based on an €80/tonne carbon price