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 14.36
Milk (kg) -506.00 -0.014 7.08
Fat (kg) -4.84 -0.375 1.81
Prot (kg) -12.38 -0.441 5.46
Fertility Sub Index 2.83
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 1.46
Gestation Length (days) -1.59 -0.919 1.46
Beef Sub Index 3.07
Carcass Weight (kg) -12.50 -0.528 6.59
Age of Slaughter (days) 8.16 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 12.05
Live WT (kg) -39.30 -0.307 12.05
Total Carbon Sub Index 33.78

* Based on an €80/tonne carbon price