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 -12.80
Milk (kg) 215.00 -0.014 -3.01
Fat (kg) 15.18 -0.375 -5.69
Prot (kg) 9.30 -0.441 -4.10
Fertility Sub Index 0.38
Calving Interval (days) 0.47 -1.459 -0.69
Survival (%) 0.95 1.117 1.06
Calving Sub Index 3.77
Gestation Length (days) -4.10 -0.919 3.77
Beef Sub Index 0.85
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 2.68 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -7.20

* Based on an €80/tonne carbon price