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 -3.64
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 2.31 -0.375 -0.87
Prot (kg) 4.52 -0.441 -1.99
Fertility Sub Index -11.97
Calving Interval (days) 6.03 -1.459 -8.80
Survival (%) -2.84 1.117 -3.17
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index -1.55
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 5.42 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index -1.23
Live WT (kg) 4.00 -0.307 -1.23
Total Carbon Sub Index -17.79

* Based on an €80/tonne carbon price