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 23.11
Milk (kg) -334.00 -0.014 4.68
Fat (kg) -27.07 -0.375 10.14
Prot (kg) -18.80 -0.441 8.30
Fertility Sub Index 5.38
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 0.53 1.117 0.59
Calving Sub Index -0.58
Gestation Length (days) 0.63 -0.919 -0.58
Beef Sub Index 3.25
Carcass Weight (kg) -7.30 -0.528 3.85
Age of Slaughter (days) 1.39 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 36.15

* Based on an €80/tonne carbon price