Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.19
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -2.41 -0.375 0.90
Prot (kg) 0.58 -0.441 -0.26
Fertility Sub Index 3.26
Calving Interval (days) -1.65 -1.459 2.41
Survival (%) 0.76 1.117 0.85
Calving Sub Index -2.28
Gestation Length (days) 2.48 -0.919 -2.28
Beef Sub Index -2.63
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 4.63 -0.432 -2.00
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 3.46

* Based on an €80/tonne carbon price