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 10.25
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -15.03 -0.375 5.63
Prot (kg) -7.02 -0.441 3.10
Fertility Sub Index -2.45
Calving Interval (days) 1.14 -1.459 -1.66
Survival (%) -0.70 1.117 -0.78
Calving Sub Index -1.76
Gestation Length (days) 1.91 -0.919 -1.76
Beef Sub Index -3.83
Carcass Weight (kg) 6.90 -0.528 -3.64
Age of Slaughter (days) 0.44 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -0.25
Live WT (kg) 0.80 -0.307 -0.25
Total Carbon Sub Index 1.97

* Based on an €80/tonne carbon price