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 7.19
Milk (kg) -2.00 -0.014 0.03
Fat (kg) -8.20 -0.375 3.07
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index -5.02
Calving Interval (days) 2.36 -1.459 -3.44
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -0.54
Gestation Length (days) 0.59 -0.919 -0.54
Beef Sub Index -0.14
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.63 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 2.16

* Based on an €80/tonne carbon price