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 3.70
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -6.58 -0.375 2.46
Prot (kg) -0.01 -0.441 0.00
Fertility Sub Index -3.84
Calving Interval (days) 1.80 -1.459 -2.63
Survival (%) -1.09 1.117 -1.22
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index -2.03
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) -1.17 -0.432 0.51
Maintenance Sub Index Maint. Sub Index -1.29
Live WT (kg) 4.20 -0.307 -1.29
Total Carbon Sub Index -3.01

* Based on an €80/tonne carbon price