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 3.36
Milk (kg) -96.00 -0.014 1.34
Fat (kg) -2.42 -0.375 0.91
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index 5.80
Calving Interval (days) -2.49 -1.459 3.63
Survival (%) 1.94 1.117 2.17
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.85
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 19.08

* Based on an €80/tonne carbon price