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 -5.25
Milk (kg) 149.00 -0.014 -2.09
Fat (kg) 3.96 -0.375 -1.48
Prot (kg) 3.80 -0.441 -1.68
Fertility Sub Index -0.04
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) -2.49 1.117 -2.78
Calving Sub Index -3.45
Gestation Length (days) 3.75 -0.919 -3.45
Beef Sub Index 2.20
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.63 -0.432 1.57
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index -4.30

* Based on an €80/tonne carbon price