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 2.13
Milk (kg) 5.00 -0.014 -0.07
Fat (kg) -0.19 -0.375 0.07
Prot (kg) -4.83 -0.441 2.13
Fertility Sub Index -12.62
Calving Interval (days) 6.48 -1.459 -9.45
Survival (%) -2.83 1.117 -3.16
Calving Sub Index 2.07
Gestation Length (days) -2.25 -0.919 2.07
Beef Sub Index 0.23
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.89 -0.432 -1.25
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -7.60

* Based on an €80/tonne carbon price