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 10.57
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -13.07 -0.375 4.90
Prot (kg) -9.71 -0.441 4.29
Fertility Sub Index 0.48
Calving Interval (days) -0.69 -1.459 1.01
Survival (%) -0.47 1.117 -0.53
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.55
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 14.61

* Based on an €80/tonne carbon price