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 8.90
Milk (kg) -75.00 -0.014 1.05
Fat (kg) -12.48 -0.375 4.67
Prot (kg) -7.19 -0.441 3.17
Fertility Sub Index -6.72
Calving Interval (days) 2.93 -1.459 -4.27
Survival (%) -2.19 1.117 -2.45
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -5.91
Carcass Weight (kg) 6.80 -0.528 -3.59
Age of Slaughter (days) 5.38 -0.432 -2.32
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index -4.87

* Based on an €80/tonne carbon price