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 1.00
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) -3.57 -0.375 1.34
Prot (kg) -2.16 -0.441 0.95
Fertility Sub Index -6.42
Calving Interval (days) 3.13 -1.459 -4.57
Survival (%) -1.66 1.117 -1.85
Calving Sub Index 2.06
Gestation Length (days) -2.24 -0.919 2.06
Beef Sub Index 1.38
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 2.31 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -0.86

* Based on an €80/tonne carbon price