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 9.72
Milk (kg) -121.00 -0.014 1.69
Fat (kg) -9.32 -0.375 3.49
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -9.42
Calving Interval (days) 4.61 -1.459 -6.73
Survival (%) -2.41 1.117 -2.69
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index -3.03
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 5.56 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index -3.96

* Based on an €80/tonne carbon price