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 3.74
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -1.69 -0.441 0.75
Fertility Sub Index 0.99
Calving Interval (days) -0.87 -1.459 1.27
Survival (%) -0.25 1.117 -0.28
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.24
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 2.26 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 12.88

* Based on an €80/tonne carbon price