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 10.10
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -12.63 -0.375 4.73
Prot (kg) -8.86 -0.441 3.91
Fertility Sub Index 2.28
Calving Interval (days) -3.14 -1.459 4.58
Survival (%) -2.06 1.117 -2.30
Calving Sub Index -3.28
Gestation Length (days) 3.57 -0.919 -3.28
Beef Sub Index 3.29
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) -5.55 -0.432 2.40
Maintenance Sub Index Maint. Sub Index 1.99
Live WT (kg) -6.50 -0.307 1.99
Total Carbon Sub Index 14.38

* Based on an €80/tonne carbon price