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 14.38
Milk (kg) -323.00 -0.014 4.52
Fat (kg) -14.57 -0.375 5.46
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index -0.10
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 2.98
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -3.49 -0.432 1.51
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 25.54

* Based on an €80/tonne carbon price