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 12.73
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -12.35 -0.375 4.63
Prot (kg) -12.62 -0.441 5.57
Fertility Sub Index 2.38
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.74
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) -1.10 -0.432 0.47
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 20.36

* Based on an €80/tonne carbon price