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 8.05
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -3.34 -0.375 1.25
Prot (kg) -10.32 -0.441 4.55
Fertility Sub Index -5.49
Calving Interval (days) 2.78 -1.459 -4.06
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.54
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 0.34
Live WT (kg) -1.10 -0.307 0.34
Total Carbon Sub Index 2.88

* Based on an €80/tonne carbon price