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 5.79
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -8.75 -0.441 3.86
Fertility Sub Index -9.53
Calving Interval (days) 4.85 -1.459 -7.08
Survival (%) -2.20 1.117 -2.46
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -2.02
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 3.21 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index -2.30
Live WT (kg) 7.50 -0.307 -2.30
Total Carbon Sub Index -7.50

* Based on an €80/tonne carbon price