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 5.16
Milk (kg) -175.00 -0.014 2.45
Fat (kg) -0.86 -0.375 0.32
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index 2.08
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) -0.27 1.117 -0.30
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 0.80
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 6.09 -0.432 -2.63
Maintenance Sub Index Maint. Sub Index 3.34
Live WT (kg) -10.90 -0.307 3.34
Total Carbon Sub Index 12.54

* Based on an €80/tonne carbon price