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 10.02
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -6.15 -0.375 2.30
Prot (kg) -13.92 -0.441 6.14
Fertility Sub Index -18.66
Calving Interval (days) 9.51 -1.459 -13.88
Survival (%) -4.28 1.117 -4.78
Calving Sub Index 1.56
Gestation Length (days) -1.70 -0.919 1.56
Beef Sub Index -1.77
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.65 -0.432 -3.30
Maintenance Sub Index Maint. Sub Index -1.56
Live WT (kg) 5.10 -0.307 -1.56
Total Carbon Sub Index -10.42

* Based on an €80/tonne carbon price