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 11.58
Milk (kg) -149.00 -0.014 2.09
Fat (kg) -12.82 -0.375 4.80
Prot (kg) -10.62 -0.441 4.69
Fertility Sub Index 1.42
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.16
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price