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 19.41
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -21.28 -0.375 7.97
Prot (kg) -15.51 -0.441 6.85
Fertility Sub Index 7.61
Calving Interval (days) -3.87 -1.459 5.65
Survival (%) 1.76 1.117 1.97
Calving Sub Index -3.70
Gestation Length (days) 4.02 -0.919 -3.70
Beef Sub Index 1.73
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) -3.40 -0.432 1.47
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 27.02

* Based on an €80/tonne carbon price