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 5.46
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -7.40 -0.375 2.77
Prot (kg) -5.90 -0.441 2.60
Fertility Sub Index -9.44
Calving Interval (days) 5.16 -1.459 -7.53
Survival (%) -1.71 1.117 -1.91
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.97
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -1.58

* Based on an €80/tonne carbon price