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 9.21
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -10.62 -0.375 3.98
Prot (kg) -7.60 -0.441 3.35
Fertility Sub Index -10.85
Calving Interval (days) 5.19 -1.459 -7.57
Survival (%) -2.93 1.117 -3.27
Calving Sub Index 0.84
Gestation Length (days) -0.91 -0.919 0.84
Beef Sub Index 0.02
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.64 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index -2.02
Live WT (kg) 6.60 -0.307 -2.02
Total Carbon Sub Index -2.80

* Based on an €80/tonne carbon price