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 8.09
Milk (kg) -42.00 -0.014 0.59
Fat (kg) -7.58 -0.375 2.84
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index -3.50
Calving Interval (days) 2.26 -1.459 -3.30
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.83
Gestation Length (days) 0.90 -0.919 -0.83
Beef Sub Index 0.63
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 7.12

* Based on an €80/tonne carbon price