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 31.75
Milk (kg) -665.00 -0.014 9.31
Fat (kg) -31.76 -0.375 11.90
Prot (kg) -23.88 -0.441 10.54
Fertility Sub Index 6.23
Calving Interval (days) -3.13 -1.459 4.57
Survival (%) 1.49 1.117 1.66
Calving Sub Index -1.63
Gestation Length (days) 1.77 -0.919 -1.63
Beef Sub Index -2.71
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 5.79 -0.432 -2.50
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 38.85

* Based on an €80/tonne carbon price