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 14.38
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -18.06 -0.375 6.76
Prot (kg) -11.51 -0.441 5.08
Fertility Sub Index -3.68
Calving Interval (days) 1.47 -1.459 -2.14
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -2.58
Gestation Length (days) 2.81 -0.919 -2.58
Beef Sub Index -2.92
Carcass Weight (kg) 5.10 -0.528 -2.69
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index -2.73
Live WT (kg) 8.90 -0.307 -2.73
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price