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 6.96
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -7.42
Calving Interval (days) 4.02 -1.459 -5.87
Survival (%) -1.39 1.117 -1.55
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index -1.13
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.16 -0.432 -0.50
Maintenance Sub Index Maint. Sub Index -3.49
Live WT (kg) 11.40 -0.307 -3.49
Total Carbon Sub Index -4.99

* Based on an €80/tonne carbon price