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 8.08
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -12.28 -0.375 4.60
Prot (kg) -4.18 -0.441 1.84
Fertility Sub Index -0.08
Calving Interval (days) 0.01 -1.459 -0.01
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -2.47
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 3.52 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 7.10

* Based on an €80/tonne carbon price