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 30.07
Milk (kg) -735.00 -0.014 10.29
Fat (kg) -24.85 -0.375 9.31
Prot (kg) -23.72 -0.441 10.47
Fertility Sub Index 0.83
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.82 1.117 -0.92
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.76
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.67 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 35.56

* Based on an €80/tonne carbon price