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 11.21
Milk (kg) -247.00 -0.014 3.46
Fat (kg) -11.52 -0.375 4.31
Prot (kg) -7.78 -0.441 3.43
Fertility Sub Index 0.75
Calving Interval (days) -0.55 -1.459 0.80
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 2.64
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -3.54 -0.432 1.53
Maintenance Sub Index Maint. Sub Index 5.67
Live WT (kg) -18.50 -0.307 5.67
Total Carbon Sub Index 21.92

* Based on an €80/tonne carbon price