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 4.74
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -5.38 -0.375 2.02
Prot (kg) -3.76 -0.441 1.66
Fertility Sub Index -5.99
Calving Interval (days) 3.95 -1.459 -5.76
Survival (%) -0.20 1.117 -0.22
Calving Sub Index -0.71
Gestation Length (days) 0.77 -0.919 -0.71
Beef Sub Index -1.91
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 7.23 -0.432 -3.12
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 1.80

* Based on an €80/tonne carbon price