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 8.55
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -10.20 -0.375 3.82
Prot (kg) -6.22 -0.441 2.75
Fertility Sub Index 1.06
Calving Interval (days) -0.14 -1.459 0.20
Survival (%) 0.77 1.117 0.86
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.57
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.19 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 5.30
Live WT (kg) -17.30 -0.307 5.30
Total Carbon Sub Index 19.19

* Based on an €80/tonne carbon price