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 14.05
Milk (kg) -281.00 -0.014 3.93
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -12.66 -0.441 5.59
Fertility Sub Index 0.50
Calving Interval (days) -0.05 -1.459 0.07
Survival (%) 0.38 1.117 0.42
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 2.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -2.14 -0.432 0.92
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 26.14

* Based on an €80/tonne carbon price