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 3.88
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -1.61 -0.375 0.60
Prot (kg) -3.02 -0.441 1.33
Fertility Sub Index -12.91
Calving Interval (days) 6.53 -1.459 -9.53
Survival (%) -3.03 1.117 -3.39
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index -0.53
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index -8.54

* Based on an €80/tonne carbon price