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 10.51
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -10.68 -0.375 4.00
Prot (kg) -10.56 -0.441 4.66
Fertility Sub Index 9.11
Calving Interval (days) -5.04 -1.459 7.35
Survival (%) 1.57 1.117 1.75
Calving Sub Index -3.98
Gestation Length (days) 4.33 -0.919 -3.98
Beef Sub Index -0.61
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) -0.78 -0.432 0.34
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 17.72

* Based on an €80/tonne carbon price