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 -8.00
Milk (kg) 31.00 -0.014 -0.43
Fat (kg) 12.58 -0.375 -4.71
Prot (kg) 6.47 -0.441 -2.86
Fertility Sub Index -3.55
Calving Interval (days) 3.12 -1.459 -4.55
Survival (%) 0.90 1.117 1.01
Calving Sub Index 3.12
Gestation Length (days) -3.39 -0.919 3.12
Beef Sub Index -2.63
Carcass Weight (kg) 2.50 -0.528 -1.32
Age of Slaughter (days) 3.04 -0.432 -1.31
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -12.59

* Based on an €80/tonne carbon price