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 3.29
Milk (kg) -60.00 -0.014 0.84
Fat (kg) -6.04 -0.375 2.26
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -0.13
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) 0.25 1.117 0.28
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.00
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 5.61 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 4.69

* Based on an €80/tonne carbon price