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 5.43
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -4.80 -0.375 1.80
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index 4.23
Calving Interval (days) -0.21 -1.459 0.31
Survival (%) 3.51 1.117 3.92
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index 3.28
Carcass Weight (kg) -7.00 -0.528 3.69
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 5.33
Live WT (kg) -17.40 -0.307 5.33
Total Carbon Sub Index 18.47

* Based on an €80/tonne carbon price