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 7.97
Milk (kg) -145.00 -0.014 2.03
Fat (kg) -7.88 -0.375 2.95
Prot (kg) -6.76 -0.441 2.98
Fertility Sub Index 1.68
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.67 1.117 0.75
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.06
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 5.92
Live WT (kg) -19.30 -0.307 5.92
Total Carbon Sub Index 20.47

* Based on an €80/tonne carbon price