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 21.29
Milk (kg) -475.00 -0.014 6.65
Fat (kg) -18.44 -0.375 6.91
Prot (kg) -17.51 -0.441 7.73
Fertility Sub Index 3.12
Calving Interval (days) -2.00 -1.459 2.92
Survival (%) 0.18 1.117 0.20
Calving Sub Index -1.18
Gestation Length (days) 1.28 -0.919 -1.18
Beef Sub Index 3.03
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) -2.25 -0.432 0.97
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 29.51

* Based on an €80/tonne carbon price