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 2.57
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -3.34 -0.375 1.25
Prot (kg) 2.92 -0.441 -1.29
Fertility Sub Index 12.20
Calving Interval (days) -6.43 -1.459 9.38
Survival (%) 2.52 1.117 2.82
Calving Sub Index 4.66
Gestation Length (days) -5.07 -0.919 4.66
Beef Sub Index -0.02
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 7.51 -0.432 -3.24
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index 17.25

* Based on an €80/tonne carbon price