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 11.59
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -14.35 -0.375 5.37
Prot (kg) -9.76 -0.441 4.31
Fertility Sub Index 3.17
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.53
Gestation Length (days) -1.66 -0.919 1.53
Beef Sub Index 3.86
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) -0.88 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 21.89

* Based on an €80/tonne carbon price