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 -5.16
Milk (kg) -27.00 -0.014 0.38
Fat (kg) 7.75 -0.375 -2.90
Prot (kg) 5.96 -0.441 -2.63
Fertility Sub Index 8.07
Calving Interval (days) -5.35 -1.459 7.81
Survival (%) 0.24 1.117 0.27
Calving Sub Index 3.48
Gestation Length (days) -3.79 -0.919 3.48
Beef Sub Index 0.55
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 5.45 -0.432 -2.35
Maintenance Sub Index Maint. Sub Index -2.76
Live WT (kg) 9.00 -0.307 -2.76
Total Carbon Sub Index 4.20

* Based on an €80/tonne carbon price