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 -8.07
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) 10.33 -0.375 -3.87
Prot (kg) 6.59 -0.441 -2.91
Fertility Sub Index -5.77
Calving Interval (days) 3.22 -1.459 -4.70
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 1.87
Gestation Length (days) -2.03 -0.919 1.87
Beef Sub Index 1.48
Carcass Weight (kg) -8.60 -0.528 4.54
Age of Slaughter (days) 7.09 -0.432 -3.06
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -9.14

* Based on an €80/tonne carbon price