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 -2.92
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 7.03 -0.375 -2.63
Prot (kg) 2.40 -0.441 -1.06
Fertility Sub Index -2.84
Calving Interval (days) 1.79 -1.459 -2.61
Survival (%) -0.20 1.117 -0.22
Calving Sub Index 2.15
Gestation Length (days) -2.34 -0.919 2.15
Beef Sub Index 4.29
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 5.83 -0.432 -2.52
Maintenance Sub Index Maint. Sub Index 9.10
Live WT (kg) -29.70 -0.307 9.10
Total Carbon Sub Index 9.78

* Based on an €80/tonne carbon price