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 -4.07
Milk (kg) 89.00 -0.014 -1.25
Fat (kg) 3.76 -0.375 -1.41
Prot (kg) 3.21 -0.441 -1.42
Fertility Sub Index -10.20
Calving Interval (days) 6.64 -1.459 -9.69
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 2.53
Gestation Length (days) -2.75 -0.919 2.53
Beef Sub Index 5.86
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) -2.82 -0.432 1.22
Maintenance Sub Index Maint. Sub Index 4.02
Live WT (kg) -13.10 -0.307 4.02
Total Carbon Sub Index -1.86

* Based on an €80/tonne carbon price