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 3.78
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -6.55 -0.375 2.45
Prot (kg) -1.71 -0.441 0.75
Fertility Sub Index -7.41
Calving Interval (days) 3.86 -1.459 -5.63
Survival (%) -1.59 1.117 -1.78
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index -2.21
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 2.67 -0.432 -1.15
Maintenance Sub Index Maint. Sub Index 1.26
Live WT (kg) -4.10 -0.307 1.26
Total Carbon Sub Index -4.45

* Based on an €80/tonne carbon price