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 18.48
Milk (kg) -353.00 -0.014 4.94
Fat (kg) -17.68 -0.375 6.62
Prot (kg) -15.67 -0.441 6.92
Fertility Sub Index 3.16
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) 1.35 1.117 1.51
Calving Sub Index -3.70
Gestation Length (days) 4.03 -0.919 -3.70
Beef Sub Index 5.14
Carcass Weight (kg) -9.70 -0.528 5.12
Age of Slaughter (days) -0.05 -0.432 0.02
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 27.46

* Based on an €80/tonne carbon price