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 8.37
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -3.55 -0.375 1.33
Prot (kg) -10.97 -0.441 4.84
Fertility Sub Index -6.09
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.56 1.117 -1.74
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.20
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 2.90

* Based on an €80/tonne carbon price