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 11.91
Milk (kg) -264.00 -0.014 3.70
Fat (kg) -9.21 -0.375 3.45
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 3.65
Calving Interval (days) -1.80 -1.459 2.63
Survival (%) 0.92 1.117 1.03
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index 0.06
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.05 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index -3.59
Live WT (kg) 11.70 -0.307 -3.59
Total Carbon Sub Index 12.18

* Based on an €80/tonne carbon price