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 21.57
Milk (kg) -514.00 -0.014 7.20
Fat (kg) -18.38 -0.375 6.88
Prot (kg) -16.96 -0.441 7.49
Fertility Sub Index 7.08
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) 2.22 1.117 2.48
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index -2.68
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 8.41 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 7.23
Live WT (kg) -23.60 -0.307 7.23
Total Carbon Sub Index 31.52

* Based on an €80/tonne carbon price