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 13.62
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -12.32 -0.375 4.61
Prot (kg) -10.50 -0.441 4.63
Fertility Sub Index 3.09
Calving Interval (days) -2.43 -1.459 3.55
Survival (%) -0.41 1.117 -0.46
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index 4.14
Carcass Weight (kg) -7.20 -0.528 3.80
Age of Slaughter (days) -0.80 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 4.81
Live WT (kg) -15.70 -0.307 4.81
Total Carbon Sub Index 27.23

* Based on an €80/tonne carbon price