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 12.28
Milk (kg) -206.00 -0.014 2.88
Fat (kg) -10.30 -0.375 3.86
Prot (kg) -12.54 -0.441 5.53
Fertility Sub Index -7.67
Calving Interval (days) 3.67 -1.459 -5.35
Survival (%) -2.07 1.117 -2.31
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -0.01
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 6.35

* Based on an €80/tonne carbon price