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 -6.57
Milk (kg) -23.00 -0.014 0.32
Fat (kg) 10.99 -0.375 -4.12
Prot (kg) 6.29 -0.441 -2.78
Fertility Sub Index 2.21
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) -0.36 1.117 -0.40
Calving Sub Index 4.38
Gestation Length (days) -4.76 -0.919 4.38
Beef Sub Index -2.35
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 9.23 -0.432 -3.98
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -4.48

* Based on an €80/tonne carbon price