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 10.78
Milk (kg) -236.00 -0.014 3.30
Fat (kg) -7.19 -0.375 2.69
Prot (kg) -10.84 -0.441 4.78
Fertility Sub Index -1.07
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) -1.02 1.117 -1.14
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.74
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.93 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 14.76

* Based on an €80/tonne carbon price