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2020 Corn Inbred Lines Release CO480

Derivation: CO441 × B73
Lancaster/BSSS

Inbred Characteristics
Characteristic Detail
Parent (female or male) Both
Emergence Excellent
Early seedling vigour Very good
Plant height 170 cm
Number of leaves 16-18
Leaf angle Semi-erect
Ear height 60
Days to mid pollen 75
Days to mid silk 78
Ear type Cylindrical
Ear length 14-16 cm
Ear diameter 3.5 cm
Cob colour (anthocyanin) Red
Kernel rows 12-14
Kernel shape Wedge
Kernel type Dent-like
Kernel colour Yellow
Husk cover from ear tip 6-9 cm
Pest Resistance Ratings
Term Detail
Gibberella ear rot Susceptible
Smut Intermediate
Fusarium stalk rot Intermediate
Northern leaf blight Intermediate
Eyespot Intermediate
Rust Moderate
Production Information
Term Detail
Seed parent yield 85 g
Silk emergence Very good
Tassel extension Good
Pollen shed Excellent

Inbred and testcross performance for silage and stalk sugar content averaged over two years (2017 and 2019) in Ottawa, ON

Inbred and testcross performance for silage and stalk sugar content averaged over two years
Inbred/hybrid Biomass at 65% moisture Dry biomass (Kg/ha) Extracted juice from stalk (Kg/ha) Sugar from juice Kg/ha Brix %
CO477 29684.7 10389.6 36773.7 3787.7 10.3
CO478 28796.1 10078.6 29006.7 4119.0 14.2
CO479 24934.9 8727.2 23808.8 3618.9 15.2
CO480 21830.5 7640.7 19298.0 2547.3 13.2
CO477xCO478 27716.1 10371.8 11576.1 940.3 8.2
CO477xCO479 29964.4 11324.9 11305.8 1072.9 9.5
CO477xCO480 29997.4 10053.0 9041.4 850.1 9.3
CO478xCO479 32752.3 11377.9 10079.6 948.8 9.4
CO478xCO480 27491.0 9621.9 7480.4 633.2 8.5
CO479xCO480 31355.0 10974.2 8982.0 900.3 10.1
CO477xCL30 27802.0 9730.7 7821.5 1116.7 14.1
CO477xMBS1130GT 28592.1 10007.2 10239.9 920.6 9.0
CO477xMBS8148 30641.2 10724.4 10518.2 1002.1 9.4
CO477xTR1633 HXT 30034.3 10512.0 8729.9 816.7 9.4
CO478xCL30 25863.9 9052.4 5759.0 701.1 12.1
CO478xMBS8148 32616.3 11415.7 7728.3 694.5 9.3
CO478xTR1633 HXT 28748.6 10062.0 6959.1 659.5 9.5
CO478xTR1995 31267.0 10943.4 9434.5 941.3 10.0
CO479xCL30 27959.3 9785.8 8019.1 1036.3 13.0
CO479xMBS1130GT 34736.0 12157.6 11069.1 1123.5 10.1
CO479xTR2040 RMQZ 33759.0 11815.7 9950.2 1083.4 10.9
CO480xMBS1130GT 27548.2 10043.4 8534.4 670.9 7.7
CO480xMBS8148 30460.0 10661.0 8194.0 711.9 8.7
CO480xTR1633 HXT 32349.2 11736.8 6938.7 597.0 8.5
CO480xTR2040 RMQZ 35058.6 12916.7 8282.9 842.2 8.8
Brevant B96R17SX 36223.1 12678.1 9578.8 811.4 10.1
Pioneer P0242AMXT 33177.5 11612.1 9658.7 1036.1 10.5
Pioneer P9644AMX 30072.0 10525.2 8002.6 774.8 9.4
Pioneer P9789AMXT 31050.8 10867.8 6147.3 597.8 9.6
Pride A5892G3 EDF RIB 26635.0 9322.3 11127.6 931.4 9.7

Grain Yield averaged over three years (2017-2019) in Ottawa, ON

Grain Yield averaged over three years
Hybrid Moisture% Bu/Ac Yield/Moisture
Dekalb DKC38-03RIB 22.5 142.2 4.8
MAIZEX MZ 395x 28.0 135.0 4.3
Pioneer exaP9188AM 25.8 111.3 4.3
Pride A6015 26.9 139.9 4.6
CO477xCO478 27.7 51.2 1.80
CO477xCO479 33.0 57.2 1.65
CO478xCO479 39.7 61.7 1.56
CO478xCO480 35.2 60.1 1.74
CO479xCO480 36.5 61.1 1.76
CO480xCO477 38.9 59.2 1.55
CO477xCL30 21.6 83.6 3.9
CO477xMBS1130GT 24.5 80.7 3.4
CO477xMBS8148 28.0 105.6 4.1
CO477xTR1633HXT 27.6 93.0 3.5
CO478xCL30 22.8 95.0 3.3
CO478xMBS8148 27.7 64.5 2.1
CO478xTR1633HXT 21.9 82.8 3.2
CO478xTR1995 25.2 117.4 3.4
CO479xCL30 27.6 90.8 2.8
CO479xMBS1130GT 25.1 104.6 3.4
CO479xTR2040 RMQZ 28.7 101.4 3.1
CO480xMBS1130GT 26.2 105.9 3.6
CO480xMBS8148 27.6 82.0 2.6
CO480xTR1633HXT 25.5 88.0 3.0
CO480xTR2040 RMQZ 27.8 105.9 3.3

Further technical information

Dr. Lana Reid
Corn Breeding and Pathology
Ottawa Research and Development Centre
Central Experimental Farm
Ottawa, Ontario, K1A OC6

Phone: 613-759-1619
Fax: 613-952-9295
E-Mail: Lana.Reid@canada.ca

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