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 4.44
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -7.80 -0.375 2.92
Prot (kg) -2.26 -0.441 1.00
Fertility Sub Index 1.31
Calving Interval (days) -0.19 -1.459 0.28
Survival (%) 0.92 1.117 1.03
Calving Sub Index -1.43
Gestation Length (days) 1.56 -0.919 -1.43
Beef Sub Index -2.72
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 8.50 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 6.35
Live WT (kg) -20.70 -0.307 6.35
Total Carbon Sub Index 7.93

* Based on an €80/tonne carbon price