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 3.97
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -6.30 -0.375 2.36
Prot (kg) -0.74 -0.441 0.33
Fertility Sub Index 3.24
Calving Interval (days) -2.59 -1.459 3.78
Survival (%) -0.48 1.117 -0.54
Calving Sub Index 2.76
Gestation Length (days) -3.00 -0.919 2.76
Beef Sub Index -0.26
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) -0.87 -0.432 0.38
Maintenance Sub Index Maint. Sub Index -1.59
Live WT (kg) 5.20 -0.307 -1.59
Total Carbon Sub Index 8.12

* Based on an €80/tonne carbon price