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 19.88
Milk (kg) -453.00 -0.014 6.34
Fat (kg) -15.49 -0.375 5.80
Prot (kg) -17.53 -0.441 7.74
Fertility Sub Index -3.82
Calving Interval (days) 1.34 -1.459 -1.96
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 12.04
Carcass Weight (kg) -29.20 -0.528 15.40
Age of Slaughter (days) 7.80 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 23.64
Live WT (kg) -77.10 -0.307 23.64
Total Carbon Sub Index 52.55

* Based on an €80/tonne carbon price