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 9.53
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -6.49 -0.375 2.43
Prot (kg) -9.58 -0.441 4.23
Fertility Sub Index -4.81
Calving Interval (days) 2.15 -1.459 -3.14
Survival (%) -1.50 1.117 -1.68
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.19
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 5.91

* Based on an €80/tonne carbon price