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 8.62
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index 3.91
Calving Interval (days) -1.47 -1.459 2.14
Survival (%) 1.58 1.117 1.77
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.76
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 4.54
Live WT (kg) -14.80 -0.307 4.54
Total Carbon Sub Index 21.52

* Based on an €80/tonne carbon price