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 -3.16
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 4.19 -0.375 -1.57
Prot (kg) 3.13 -0.441 -1.38
Fertility Sub Index -1.93
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -1.66 1.117 -1.85
Calving Sub Index 1.62
Gestation Length (days) -1.76 -0.919 1.62
Beef Sub Index -0.28
Carcass Weight (kg) 2.20 -0.528 -1.16
Age of Slaughter (days) -2.04 -0.432 0.88
Maintenance Sub Index Maint. Sub Index -2.94
Live WT (kg) 9.60 -0.307 -2.94
Total Carbon Sub Index -6.69

* Based on an €80/tonne carbon price