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 27.71
Milk (kg) -612.00 -0.014 8.57
Fat (kg) -25.90 -0.375 9.70
Prot (kg) -21.38 -0.441 9.44
Fertility Sub Index 1.15
Calving Interval (days) -2.72 -1.459 3.97
Survival (%) -2.52 1.117 -2.82
Calving Sub Index -3.30
Gestation Length (days) 3.59 -0.919 -3.30
Beef Sub Index 3.25
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) -5.20 -0.432 2.24
Maintenance Sub Index Maint. Sub Index 3.10
Live WT (kg) -10.10 -0.307 3.10
Total Carbon Sub Index 31.91

* Based on an €80/tonne carbon price