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 1.03
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -1.14 -0.375 0.43
Prot (kg) 0.66 -0.441 -0.29
Fertility Sub Index 1.67
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.89 1.117 0.99
Calving Sub Index -1.16
Gestation Length (days) 1.26 -0.919 -1.16
Beef Sub Index -4.44
Carcass Weight (kg) 15.10 -0.528 -7.97
Age of Slaughter (days) -8.17 -0.432 3.53
Maintenance Sub Index Maint. Sub Index -6.44
Live WT (kg) 21.00 -0.307 -6.44
Total Carbon Sub Index -9.34

* Based on an €80/tonne carbon price