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 7.12
Milk (kg) -114.00 -0.014 1.60
Fat (kg) -7.47 -0.375 2.80
Prot (kg) -6.18 -0.441 2.73
Fertility Sub Index -6.48
Calving Interval (days) 3.13 -1.459 -4.57
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 1.03
Gestation Length (days) -1.12 -0.919 1.03
Beef Sub Index -2.22
Carcass Weight (kg) 3.00 -0.528 -1.58
Age of Slaughter (days) 1.47 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 0.68

* Based on an €80/tonne carbon price