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 -4.10
Milk (kg) 35.00 -0.014 -0.49
Fat (kg) 5.30 -0.375 -1.99
Prot (kg) 3.69 -0.441 -1.63
Fertility Sub Index 5.06
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 1.33 1.117 1.49
Calving Sub Index 3.62
Gestation Length (days) -3.94 -0.919 3.62
Beef Sub Index 2.60
Carcass Weight (kg) -10.50 -0.528 5.54
Age of Slaughter (days) 6.80 -0.432 -2.94
Maintenance Sub Index Maint. Sub Index 5.95
Live WT (kg) -19.40 -0.307 5.95
Total Carbon Sub Index 13.12

* Based on an €80/tonne carbon price