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 7.91
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -8.65 -0.375 3.24
Prot (kg) -5.96 -0.441 2.63
Fertility Sub Index 2.43
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) 0.74 1.117 0.83
Calving Sub Index -0.76
Gestation Length (days) 0.83 -0.919 -0.76
Beef Sub Index 1.38
Carcass Weight (kg) -3.50 -0.528 1.85
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 15.11

* Based on an €80/tonne carbon price