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 3.64
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -4.44 -0.375 1.66
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index -10.38
Calving Interval (days) 5.24 -1.459 -7.65
Survival (%) -2.45 1.117 -2.74
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -2.35
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) -2.38 -0.432 1.03
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index -7.63

* Based on an €80/tonne carbon price