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 18.25
Milk (kg) -388.00 -0.014 5.43
Fat (kg) -17.07 -0.375 6.39
Prot (kg) -14.56 -0.441 6.43
Fertility Sub Index 2.23
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 0.04 1.117 0.04
Calving Sub Index 1.75
Gestation Length (days) -1.90 -0.919 1.75
Beef Sub Index 0.07
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) -1.14 -0.432 0.49
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 22.91

* Based on an €80/tonne carbon price