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 12.46
Milk (kg) -275.00 -0.014 3.85
Fat (kg) -11.07 -0.375 4.15
Prot (kg) -10.12 -0.441 4.47
Fertility Sub Index -1.19
Calving Interval (days) -0.03 -1.459 0.04
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 1.28
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 14.80

* Based on an €80/tonne carbon price