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 12.06
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -12.37 -0.375 4.63
Prot (kg) -12.46 -0.441 5.50
Fertility Sub Index -7.04
Calving Interval (days) 5.10 -1.459 -7.44
Survival (%) 0.36 1.117 0.40
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 2.98
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) -1.29 -0.432 0.56
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 10.58

* Based on an €80/tonne carbon price