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 -10.12
Milk (kg) 144.00 -0.014 -2.02
Fat (kg) 18.62 -0.375 -6.97
Prot (kg) 2.55 -0.441 -1.13
Fertility Sub Index -5.99
Calving Interval (days) 2.99 -1.459 -4.36
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.20
Gestation Length (days) 0.22 -0.919 -0.20
Beef Sub Index 0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index -15.11

* Based on an €80/tonne carbon price