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 9.69
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -9.30 -0.375 3.48
Prot (kg) -10.28 -0.441 4.54
Fertility Sub Index -0.12
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) -2.72 1.117 -3.04
Calving Sub Index -3.53
Gestation Length (days) 3.84 -0.919 -3.53
Beef Sub Index 2.63
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) -4.27 -0.432 1.84
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 10.60

* Based on an €80/tonne carbon price