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 15.33
Milk (kg) -309.00 -0.014 4.33
Fat (kg) -15.80 -0.375 5.92
Prot (kg) -11.52 -0.441 5.08
Fertility Sub Index 5.49
Calving Interval (days) -4.88 -1.459 7.12
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -3.55
Gestation Length (days) 3.86 -0.919 -3.55
Beef Sub Index 2.19
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -3.60 -0.432 1.55
Maintenance Sub Index Maint. Sub Index 2.42
Live WT (kg) -7.90 -0.307 2.42
Total Carbon Sub Index 21.88

* Based on an €80/tonne carbon price