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 3.78
Milk (kg) -113.00 -0.014 1.58
Fat (kg) -1.55 -0.375 0.58
Prot (kg) -3.66 -0.441 1.62
Fertility Sub Index -4.02
Calving Interval (days) 1.76 -1.459 -2.57
Survival (%) -1.30 1.117 -1.45
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 0.39
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 1.59

* Based on an €80/tonne carbon price