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 13.60
Milk (kg) -219.00 -0.014 3.07
Fat (kg) -11.35 -0.375 4.25
Prot (kg) -14.23 -0.441 6.28
Fertility Sub Index 5.63
Calving Interval (days) -2.90 -1.459 4.23
Survival (%) 1.25 1.117 1.40
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index -0.08
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.52 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index -0.15
Live WT (kg) 0.50 -0.307 -0.15
Total Carbon Sub Index 19.56

* Based on an €80/tonne carbon price