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 6.07
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -10.08 -0.375 3.78
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index -10.43
Calving Interval (days) 5.43 -1.459 -7.92
Survival (%) -2.24 1.117 -2.50
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index -0.96
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -3.18

* Based on an €80/tonne carbon price