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 -1.14
Milk (kg) 41.00 -0.014 -0.57
Fat (kg) -0.57 -0.375 0.21
Prot (kg) 1.76 -0.441 -0.78
Fertility Sub Index -6.00
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 0.42
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 4.28 -0.432 -1.85
Maintenance Sub Index Maint. Sub Index -1.44
Live WT (kg) 4.70 -0.307 -1.44
Total Carbon Sub Index -7.08

* Based on an €80/tonne carbon price