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 -7.26
Milk (kg) 430.00 -0.014 -6.02
Fat (kg) -4.02 -0.375 1.51
Prot (kg) 6.22 -0.441 -2.75
Fertility Sub Index -8.46
Calving Interval (days) 3.69 -1.459 -5.38
Survival (%) -2.75 1.117 -3.07
Calving Sub Index 2.56
Gestation Length (days) -2.78 -0.919 2.56
Beef Sub Index -1.39
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 4.57 -0.432 -1.97
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index -13.04

* Based on an €80/tonne carbon price