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 8.82
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -7.84 -0.375 2.94
Prot (kg) -10.96 -0.441 4.84
Fertility Sub Index -14.70
Calving Interval (days) 7.26 -1.459 -10.59
Survival (%) -3.68 1.117 -4.11
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.23
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 5.34 -0.432 -2.31
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -4.55

* Based on an €80/tonne carbon price