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 6.00
Milk (kg) -66.00 -0.014 0.92
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index -5.24
Calving Interval (days) 2.32 -1.459 -3.38
Survival (%) -1.66 1.117 -1.85
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.40
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 2.47

* Based on an €80/tonne carbon price