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 4.20
Milk (kg) -34.00 -0.014 0.48
Fat (kg) -3.86 -0.375 1.45
Prot (kg) -5.16 -0.441 2.28
Fertility Sub Index -17.14
Calving Interval (days) 6.73 -1.459 -9.82
Survival (%) -6.55 1.117 -7.32
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 1.82
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 2.51 -0.432 -1.08
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index -7.12

* Based on an €80/tonne carbon price