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 12.63
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -10.86 -0.375 4.07
Prot (kg) -9.38 -0.441 4.14
Fertility Sub Index -6.14
Calving Interval (days) 3.80 -1.459 -5.54
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index -0.75
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 4.31 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 6.39

* Based on an €80/tonne carbon price