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 21.91
Milk (kg) -335.00 -0.014 4.69
Fat (kg) -29.99 -0.375 11.23
Prot (kg) -13.56 -0.441 5.98
Fertility Sub Index 0.37
Calving Interval (days) -0.36 -1.459 0.53
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 1.00
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -2.19 -0.432 0.95
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 28.09

* Based on an €80/tonne carbon price